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Keychron K2 Ultra 8K

KeychronEnthusiast keyboard

K2 Ultra 8K

Released June 2026.9Press articlegreen-keys.info/keychron-k2-ultra-8k-k8-ultra-8kRead 14 October 2026Launch report dated 13 June 2026 says the K2 Ultra 8K and K8 Ultra 8K went on sale on 12 June 2026 in the global store at 119.99 USD. The product data was published on 11 June 2026. Month stored. Last checked 15 October 2026.

Form factor
75 %
Switch sensing technology
Mechanical
Connections
USB (wired), 2.4 GHz, Bluetooth
Max polling rate
8,000Hz

90 of 164 fields known.

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At a glance

  • Battery life, lighting on

    225h

    Higher than 96% of other keyboards.

All specs

SourceCalculated

General

Series
K Ultra2Maker product pagekeychron.com/products/keychron-k2-ultra-8k-wireless-custom-mechanical-keyboardRead 14 October 2026The page lists the keyboard under the K Ultra series.
Model numbers
K2U-J1, K2U-J3, K2U-J41Maker product pagekeychron.com/products/keychron-k2-ultra-8k-wireless-custom-mechanical-keyboard.jsRead 14 October 2026Global/US store variants: K2U-J1 Fully Assembled Black Apex Red, K2U-J3 Brown, K2U-J4 Banana. Regional ISO and other layouts are not included.
GTIN / EAN
4894979058003, 4894979058010, 48949790580271Maker product pagekeychron.com/products/keychron-k2-ultra-8k-wireless-custom-mechanical-keyboard.jsRead 14 October 2026Barcodes of the three variants in the product data.
Announced
Not available
Status
Available7Reviewtechradar.com/computing/keyboards/keychron-k2-ultra-8k-reviewRead 14 October 2026Review says the keyboard is available now at 119.99 USD.
Predecessor
Not available
Successor
Not available
Launch price (US)
$119.992Maker product pagekeychron.com/products/keychron-k2-ultra-8k-wireless-custom-mechanical-keyboardRead 14 October 2026Global/US store price 119.99 USD, shown without tax. The same launch price is in the launch report.
Launch price (EU)
Not available
Markets
Not available
Colours
Black1Maker product pagekeychron.com/products/keychron-k2-ultra-8k-wireless-custom-mechanical-keyboard.jsRead 14 October 2026
Segment
Enthusiast2Maker product pagekeychron.com/products/keychron-k2-ultra-8k-wireless-custom-mechanical-keyboardRead 14 October 2026Maker sells it as a wireless custom mechanical keyboard for work, typing and gaming.
Sold as
Complete1Maker product pagekeychron.com/products/keychron-k2-ultra-8k-wireless-custom-mechanical-keyboard.jsRead 14 October 2026Only a Fully Assembled type is sold. Switches and PBT keycaps are fitted.

Layout

Form factor
75 %2Maker product pagekeychron.com/products/keychron-k2-ultra-8k-wireless-custom-mechanical-keyboardRead 14 October 2026Maker states a 75% compact layout.
Layout standard
ANSI2Maker product pagekeychron.com/products/keychron-k2-ultra-8k-wireless-custom-mechanical-keyboardRead 14 October 2026Product tags list Standard ANSI. The Global/US reference product is the only one stored.
Regional layouts
US ANSI2Maker product pagekeychron.com/products/keychron-k2-ultra-8k-wireless-custom-mechanical-keyboardRead 14 October 2026Global/US store product with ANSI layout. The maker names it US ANSI Layout on its regional stores.
Keys in regional layout
846Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K2_Ultra_8K_User_Manual_ee0396a9-bad0-45d4-83bf-712411c861d1.pdfRead 14 October 2026Specifications page says number of keys 84. The default layout pages show the same 84 positions, including the right-hand Home, End, Page Up and Page Down column.
Key legends for
macOS, Windows2Maker product pagekeychron.com/products/keychron-k2-ultra-8k-wireless-custom-mechanical-keyboardRead 14 October 2026The page says the keyboard comes with keycaps for both Windows and macOS.
Numpad
No6Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K2_Ultra_8K_User_Manual_ee0396a9-bad0-45d4-83bf-712411c861d1.pdfRead 14 October 2026Layout pages show no number pad.
Function row
Yes6Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K2_Ultra_8K_User_Manual_ee0396a9-bad0-45d4-83bf-712411c861d1.pdfRead 14 October 2026Layout pages show F1 to F12.
Dedicated arrow keys
Yes6Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K2_Ultra_8K_User_Manual_ee0396a9-bad0-45d4-83bf-712411c861d1.pdfRead 14 October 2026Layout pages show four arrow keys.
Navigation keys
Compact6Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K2_Ultra_8K_User_Manual_ee0396a9-bad0-45d4-83bf-712411c861d1.pdfRead 14 October 2026Layout pages show dedicated Page Up, Page Down, Home and End keys in a right-hand column.
Key stagger
Row-staggered6Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K2_Ultra_8K_User_Manual_ee0396a9-bad0-45d4-83bf-712411c861d1.pdfRead 14 October 2026Layout pages show staggered rows.
Bottom row
Not available
Low profile
No1Maker product pagekeychron.com/products/keychron-k2-ultra-8k-wireless-custom-mechanical-keyboard.jsRead 14 October 2026Product tags list Profile Normal Profile.

Switches

Switch sensing technology
Mechanical6Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K2_Ultra_8K_User_Manual_ee0396a9-bad0-45d4-83bf-712411c861d1.pdfRead 14 October 2026Specifications page says switch type Mechanical.
Switch feel
Linear, Tactile3Maker product pagekeychron.com/cdn/shop/files/Keychron-K2-Ultra-8K-Switches-Specification.jpgRead 14 October 2026Apex Red is Linear. Apex Brown is Soft Tactile and Apex Banana is Tactile. Both are stored as tactile.
Switch maker
Keychron2Maker product pagekeychron.com/products/keychron-k2-ultra-8k-wireless-custom-mechanical-keyboardRead 14 October 2026Keychron Apex Switch.
Switch models
Apex Red, Apex Brown, Apex Banana2Maker product pagekeychron.com/products/keychron-k2-ultra-8k-wireless-custom-mechanical-keyboardRead 14 October 2026Keychron Apex Switch in Red, Brown and Banana. Short names Apex Red, Apex Brown and Apex Banana are stored.
Switch stem
MX cross4Maker product pagekeychron.com/cdn/shop/files/keychron-K2-ultra-switch-details.jpgRead 14 October 2026Switch diagram labels a POM MX stem.
Actuation force
45 to 55gf1Maker product pagekeychron.com/products/keychron-k2-ultra-8k-wireless-custom-mechanical-keyboard.jsRead 14 October 20263Maker product pagekeychron.com/cdn/shop/files/Keychron-K2-Ultra-8K-Switches-Specification.jpgRead 14 October 2026
Bottom-out force
Not available
Tactile bump force
Not available
Actuation point
2mm3Maker product pagekeychron.com/cdn/shop/files/Keychron-K2-Ultra-8K-Switches-Specification.jpgRead 14 October 2026Pre-travel 2.0 plus or minus 0.5 mm for all three switches. This is a fixed mechanical pre-travel, not an adjustable setting.
Total travel
3.6 to 4mm1Maker product pagekeychron.com/products/keychron-k2-ultra-8k-wireless-custom-mechanical-keyboard.jsRead 14 October 20263Maker product pagekeychron.com/cdn/shop/files/Keychron-K2-Ultra-8K-Switches-Specification.jpgRead 14 October 2026
Rated keystrokes
Not available
Factory-lubed switches
Yes3Maker product pagekeychron.com/cdn/shop/files/Keychron-K2-Ultra-8K-Switches-Specification.jpgRead 14 October 2026The graphic marks all three Apex switches as pre-lubed.
Adjustable actuation
Not available
Actuation range
Not available
Actuation step
Not available
Per-key actuation
Not available
Rapid trigger
No8Reviewgamerevolution.comRead 14 October 2026Review says rapid trigger is not supported because the board uses conventional switches.
Minimum rapid trigger movement
Not available
Multi-action keys
Not available
SOCD handling
Yes7Reviewtechradar.com/computing/keyboards/keychron-k2-ultra-8k-reviewRead 14 October 2026Review lists a SOCD function with first-pressed priority, chosen-key priority or both cancel. It handles two simultaneous keys and is not analog gamepad output.
Analog input
Not available
Hot-swap sockets
5-pin2Maker product pagekeychron.com/products/keychron-k2-ultra-8k-wireless-custom-mechanical-keyboardRead 14 October 2026Specs table says hot-swappable. The Apex switch diagram says 5-pin switch. Support for 3-pin switches is not stated for this model.
Compatible switches
Not available
Stabilizers
PCB screw-in2Maker product pagekeychron.com/products/keychron-k2-ultra-8k-wireless-custom-mechanical-keyboardRead 14 October 2026Specs table lists Screw-in PCB Stabilizer.
Factory-lubed stabilizers
Not available

Keycaps

Keycap material
PBT2Maker product pagekeychron.com/products/keychron-k2-ultra-8k-wireless-custom-mechanical-keyboardRead 14 October 2026Specs table lists OSA Double-Shot PBT keycaps.
Legend method
Doubleshot2Maker product pagekeychron.com/products/keychron-k2-ultra-8k-wireless-custom-mechanical-keyboardRead 14 October 2026Double-shot PBT keycaps.
Keycap profile
OSA2Maker product pagekeychron.com/products/keychron-k2-ultra-8k-wireless-custom-mechanical-keyboardRead 14 October 2026Specs table and product tags list OSA profile.
Keycap thickness
Not available
Shine-through legends
No2Maker product pagekeychron.com/products/keychron-k2-ultra-8k-wireless-custom-mechanical-keyboardRead 14 October 2026Page says the keycaps are non-shine-through PBT.

Performance

Polling rate per connection
ConnectionPolling rate (Hz)Receiver or adapter
USB (wired)8,000Not available
2.4 GHz8,000Included Type-A 2.4 GHz receiver
Bluetooth125Not available
Source2Maker product pagekeychron.com/products/keychron-k2-ultra-8k-wireless-custom-mechanical-keyboardRead 14 October 2026Specs table lists 8000 Hz for wired and 2.4 GHz and 125 Hz for Bluetooth. The manual says the default is 1000 Hz for wired and 2.4 GHz and that the rate is changed in the Launcher. Only the maximum per connection is stored.
Max polling rate
8,000Hz
Polling rate (wired)
8,000Hz
Polling rate (2.4 GHz)
8,000Hz
Polling rate (Bluetooth)
125Hz
Scan rate
Not available
Input latency (claimed)
Not available
Key rollover per connection
ConnectionRollover
USB (wired)NKRO
2.4 GHzNKRO
BluetoothNKRO
Source2Maker product pagekeychron.com/products/keychron-k2-ultra-8k-wireless-custom-mechanical-keyboardRead 14 October 2026Specs table lists N-key rollover for wireless and wired. Bluetooth is a wireless mode.
Anti-ghosting
Not available
Adjustable debounce
Yes7Reviewtechradar.com/computing/keyboards/keychron-k2-ultra-8k-reviewRead 14 October 2026Review says press and reset debounce have separate sliders from 10 to 50 ms in 1 ms steps.
Minimum debounce
10ms7Reviewtechradar.com/computing/keyboards/keychron-k2-ultra-8k-reviewRead 14 October 2026Lowest selectable value is 10 ms in the Launcher. It is not a measured latency.

Measured

We could not find any of these 7 fields. Show them
Latency per connection (measured)
Not available
Actuation point (measured)
Not available
Total travel (measured)
Not available
Operating force (measured)
Not available
Typing noise (measured)
Not available
Battery life (measured)
Not available
Weight (measured)
Not available

Connectivity

Connections
USB (wired), 2.4 GHz, Bluetooth2Maker product pagekeychron.com/products/keychron-k2-ultra-8k-wireless-custom-mechanical-keyboardRead 14 October 2026Specs table lists 2.4 GHz, Bluetooth 5.2 and Type-C wired.
Wireless technology
Not available
Bluetooth
5.22Maker product pagekeychron.com/products/keychron-k2-ultra-8k-wireless-custom-mechanical-keyboardRead 14 October 2026Specs table lists Bluetooth 5.2.
Bluetooth device slots
36Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K2_Ultra_8K_User_Manual_ee0396a9-bad0-45d4-83bf-712411c861d1.pdfRead 14 October 2026Page 18 says up to 3 devices through Fn+1, Fn+2 and Fn+3.
Devices it can switch between
Not available
Device switching
Keys6Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K2_Ultra_8K_User_Manual_ee0396a9-bad0-45d4-83bf-712411c861d1.pdfRead 14 October 2026A short press of Fn+1, Fn+2 or Fn+3 switches Bluetooth host. The side toggle chooses the connection mode.
Receiver connector
USB-A6Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K2_Ultra_8K_User_Manual_ee0396a9-bad0-45d4-83bf-712411c861d1.pdfRead 14 October 2026The box holds a Type-A 2.4 GHz receiver and an extension adapter.
Receiver storage in keyboard
Not available
Receiver shared with other devices
Not available
Wireless range
10m6Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K2_Ultra_8K_User_Manual_ee0396a9-bad0-45d4-83bf-712411c861d1.pdfRead 14 October 2026Specifications page says Bluetooth operating distance within 10 meters in open space. It is not a 2.4 GHz guarantee.
Detachable cable
Yes6Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K2_Ultra_8K_User_Manual_ee0396a9-bad0-45d4-83bf-712411c861d1.pdfRead 14 October 2026A Type-C cable plugs into the keyboard port.
Port on keyboard
USB-C6Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K2_Ultra_8K_User_Manual_ee0396a9-bad0-45d4-83bf-712411c861d1.pdfRead 14 October 2026Type-C port on the keyboard.
Cable plug
USB-C6Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K2_Ultra_8K_User_Manual_ee0396a9-bad0-45d4-83bf-712411c861d1.pdfRead 14 October 2026The box holds a Type-C cable and a separate Type-A to Type-C adapter. The cable end that goes to the computer is Type-C.
Cable
Not available
Cable length
Not available
USB passthrough
Not available
Works with
macOS, Windows, Linux, iOS, Android2Maker product pagekeychron.com/products/keychron-k2-ultra-8k-wireless-custom-mechanical-keyboardRead 14 October 2026Specs table lists macOS, Windows and Linux. The manual also names iOS and Android modes.
Consoles
Not available

Battery

Battery type
Li-Po2Maker product pagekeychron.com/products/keychron-k2-ultra-8k-wireless-custom-mechanical-keyboardRead 14 October 2026Specs table lists a rechargeable lithium polymer battery.
Number of batteries
Not available
Battery capacity
4,000mAh2Maker product pagekeychron.com/products/keychron-k2-ultra-8k-wireless-custom-mechanical-keyboardRead 14 October 2026Specs table lists 4000 mAh.
User-replaceable battery
Not available
Battery life per mode (claimed)
ConnectionLightingPolling rate (Hz)Hours (h)
2.4 GHzOff8,000760
2.4 GHzOn8,000225
Source2Maker product pagekeychron.com/products/keychron-k2-ultra-8k-wireless-custom-mechanical-keyboardRead 14 October 2026Specs table says up to 760 hours at 8K with the backlight off and up to 225 hours at 8K with the lowest RGB brightness. The short description calls the 760 hours wireless 8K mode, so both rows use 2.4 GHz. Firmware version and workload are not stated.
Longest battery life (claimed)
760h
Battery life, lighting off
760h
Battery life, lighting on
225h
Battery life, backlight on (claimed)
Not available
Battery life, backlight off (claimed)
Not available
Charging port
USB-C6Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K2_Ultra_8K_User_Manual_ee0396a9-bad0-45d4-83bf-712411c861d1.pdfRead 14 October 2026Specifications page says charging port Type-C.
Full charge time
300min6Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K2_Ultra_8K_User_Manual_ee0396a9-bad0-45d4-83bf-712411c861d1.pdfRead 14 October 2026Around 5 hours. This is an approximate maker figure. Charging is up to 5 V and 1 A.
Quick charge
Not available
Use while charging
Yes6Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K2_Ultra_8K_User_Manual_ee0396a9-bad0-45d4-83bf-712411c861d1.pdfRead 14 October 2026Page 17 says the keyboard can be charged in 2.4 GHz, cable and Bluetooth mode.
Solar charging
Not available
Battery indicator
LED6Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K2_Ultra_8K_User_Manual_ee0396a9-bad0-45d4-83bf-712411c861d1.pdfRead 14 October 2026Power indicator LED shows low power in blinking red, charging in static red and full in static green. The Batt key does not say how it shows the level, so no key lighting is assumed.

Build

Case material
CNC aluminum frame and ABS bottom case2Maker product pagekeychron.com/products/keychron-k2-ultra-8k-wireless-custom-mechanical-keyboardRead 14 October 2026Specs table lists body material CNC aluminum plus ABS and a bottom case material of ABS.
Plate material
Steel2Maker product pagekeychron.com/products/keychron-k2-ultra-8k-wireless-custom-mechanical-keyboardRead 14 October 2026Specs table lists a steel plate.
Mount style
Tray8Reviewgamerevolution.comRead 14 October 2026Review describes a tray-mounted steel plate. Keychron does not state the mount style.
Flex cuts in PCB
Not available
Sound dampening
Silicone bottom, Foam, position not stated, Other2Maker product pagekeychron.com/products/keychron-k2-ultra-8k-wireless-custom-mechanical-keyboardRead 14 October 2026The page lists EVA foam, IXPE foam with PET film, EPDM foam, a bottom case PET film and a silicone bottom pad. Only the silicone pad has an exact option. The foams are stored as foam because their position is not stated. The PET films are other.
Typing angles
Not available
Spill resistant
Not available
IP rating
Not available

Lighting

Backlight
RGB per key2Maker product pagekeychron.com/products/keychron-k2-ultra-8k-wireless-custom-mechanical-keyboardRead 14 October 2026Page describes Per-key RGB and a Mix RGB mode with two lighting zones.
LED position
South-facing2Maker product pagekeychron.com/products/keychron-k2-ultra-8k-wireless-custom-mechanical-keyboardRead 14 October 2026Specs table lists south-facing RGB LED.
Lighting zones
Not available
Brightness levels
Not available
Side or underglow lighting
Not available
Lighting sensors
Not available
Lighting sync
Not available

Controls

Media keys
Fn layer6Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K2_Ultra_8K_User_Manual_ee0396a9-bad0-45d4-83bf-712411c861d1.pdfRead 14 October 2026Mac layer has playback keys on the top row. The Windows layer reaches them through Fn. These share function positions with other keys.
Separate media buttons
Not available
Volume control
Keys6Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K2_Ultra_8K_User_Manual_ee0396a9-bad0-45d4-83bf-712411c861d1.pdfRead 14 October 2026Volume keys on the function row. There is no knob.
Knobs
06Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K2_Ultra_8K_User_Manual_ee0396a9-bad0-45d4-83bf-712411c861d1.pdfRead 14 October 2026The overview page and layouts show no rotary control.
Programmable knob
Not available
Knob press
Not available
Separate macro keys
Not available
Built-in screen
Not available
Touchpad
Not available
Fingerprint reader
Not available
OS mode switch
Switch6Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K2_Ultra_8K_User_Manual_ee0396a9-bad0-45d4-83bf-712411c861d1.pdfRead 14 October 2026Side toggle Win/Android and Mac/iOS.
Windows key lock
Not available

Software

Software
Keychron Launcher2Maker product pagekeychron.com/products/keychron-k2-ultra-8k-wireless-custom-mechanical-keyboardRead 14 October 2026The page names the Keychron Launcher web app.
Software runs on
Web2Maker product pagekeychron.com/products/keychron-k2-ultra-8k-wireless-custom-mechanical-keyboardRead 14 October 2026Launcher is a web app. It needs a current Chrome, Edge or Opera browser and a wired connection.
Open firmware
ZMK2Maker product pagekeychron.com/products/keychron-k2-ultra-8k-wireless-custom-mechanical-keyboardRead 14 October 2026Page states open-source ZMK firmware.
Onboard memory
Yes6Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K2_Ultra_8K_User_Manual_ee0396a9-bad0-45d4-83bf-712411c861d1.pdfRead 14 October 2026Page 8 says four layers of key settings are on the keyboard. No profile-slot count is given.
Onboard profiles
Not available
Macros
Yes2Maker product pagekeychron.com/products/keychron-k2-ultra-8k-wireless-custom-mechanical-keyboardRead 14 October 2026Page says macros are created in the Launcher.
Macros stored onboard
Not available
Key remapping
Yes2Maker product pagekeychron.com/products/keychron-k2-ultra-8k-wireless-custom-mechanical-keyboardRead 14 October 2026Page says each key can be remapped in the Launcher.
Layers
46Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K2_Ultra_8K_User_Manual_ee0396a9-bad0-45d4-83bf-712411c861d1.pdfRead 14 October 2026Page 8 says four layers. Layers 0 and 1 are for Mac and layers 2 and 3 for Windows.
User firmware updates
Yes6Owner's manualcdn.shopify.com/s/files/1/0059/0630/1017/files/Keychron_K2_Ultra_8K_User_Manual_ee0396a9-bad0-45d4-83bf-712411c861d1.pdfRead 14 October 2026Page 9 describes a firmware update through the Keychron Launcher in wired mode.

Ergonomics

Wrist rest
None7Reviewtechradar.com/computing/keyboards/keychron-k2-ultra-8k-reviewRead 14 October 2026Review says no wrist rest is included.
Wrist rest material
Not available
Tenting
Not available
Tenting angles
Not available

Dimensions and weight

Dimensions
Width311.5Depth121.54mm(12.3 × 4.8 in)2Maker product pagekeychron.com/products/keychron-k2-ultra-8k-wireless-custom-mechanical-keyboardRead 14 October 2026Specs table lists 311.50 x 121.54 mm. Front height 22.85 mm and back height 31.20 mm exclude keycaps, so no fitted height is stored.
Dimensions with wrist rest
Not available
Keyboard weight
1,084g(2.4 lb)2Maker product pagekeychron.com/products/keychron-k2-ultra-8k-wireless-custom-mechanical-keyboardRead 14 October 2026Specs table lists 1084 g plus or minus 10 g.
Weight including wrist rest
Not available
Box dimensions
Not available
Box weight
Not available

Certifications

We could not find any of these 2 fields. Show them
Platform certifications
Not available
Other certifications
Not available

In the box

In the box
K2 Ultra 8K wireless mechanical keyboard, Type-C cable, Type-A to Type-C adapter, Keycap and switch puller, Screwdriver, Hex key, Type-A 2.4 GHz receiver, Extension adapter for receiver, Extra keycaps set, Manual, Quick Start Guide5Maker product pagekeychron.com/cdn/shop/files/Keychron-K2-Ultra-8K-Inbox_293d4512-8928-430b-acae-a15c3c2eb762.jpgRead 14 October 2026Box graphic lists the keyboard, Type-C cable, Type-A to Type-C adapter, 2.4 GHz receiver, extension adapter, keycap and switch puller, screwdriver and hex key. The manual adds the extra keycap set, manual and quick start guide. The manual does not list the screwdriver and hex key.
Cables included
TypeCount
Type-C cable1
Source5Maker product pagekeychron.com/cdn/shop/files/Keychron-K2-Ultra-8K-Inbox_293d4512-8928-430b-acae-a15c3c2eb762.jpgRead 14 October 2026One Type-C cable. The Type-A to Type-C adapter is not a cable.
Spare switches
Not available

Warranty

Manufacturer warranty (source market)
1year10Maker product pagekeychron.com/pages/warrantyRead 14 October 2026Global store warranty is twelve months unless purchase documents say otherwise. Regional terms and local law can differ. The quick start guide says defective parts are replaced rather than the whole keyboard.

Compare with

Pick a keyboard to see both side by side. Differences are marked yellow.

More keyboard comparisons

Variants

Each variant lists only what differs from the specs above.

Model numberGTINSwitch feelSwitch modelsActuation forceTotal travel
K2U-J14894979058003LinearApex Red45 gf4 mm
K2U-J34894979058010TactileApex Brown50 gf4 mm
K2U-J44894979058027TactileApex Banana55 gf3.6 mm

Sources

We read 10 sources for this keyboard. The numbers match the markers in the sheet.

  1. Read 14 October 2026Backs 6 fields
  2. Read 14 October 2026Backs 36 fields
  3. Read 14 October 2026Backs 4 fields
  4. Read 14 October 2026Backs 1 field
  5. Read 14 October 2026Backs 2 fields
  6. Read 14 October 2026Backs 26 fields
  7. Read 14 October 2026Backs 5 fields
  8. Read 14 October 2026Backs 2 fields
  9. Read 14 October 2026Backs 1 field
  10. Maker product pagekeychron.com/pages/warranty
    Read 14 October 2026Backs 1 field

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