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ProtoArc XK01 Foldable Keyboard

ProtoArcPortable keyboard

XK01 Foldable Keyboard

Released April 2022.2Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboard.jsonRead 15 October 2026The store's public product feed shows published_at 2022-04-18 for this listing. The listing was created in the store on 2022-01-18. Last checked 15 October 2026.

Form factor
Full size
Switch sensing technology
Scissor
Connections
Bluetooth
Max polling rate
Not available

55 of 164 fields known.

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At a glance

All specs

SourceCalculated

General

Series
Not available
Model numbers
XK01, CP011803, CP012683, CP015407, CP015138, CP015406, CP0126842Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboard.jsonRead 15 October 2026Variant SKUs from the product feed: Black CP011803, Gray CP012683, Silver CP015407, Blue CP015138, Green CP015406, White CP012684. XK01 is the model name used on the manual and on Amazon.
GTIN / EAN
Not available
Announced
Not available
Status
Available1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Store page shows In stock at 43.99 USD on the access date. This is the current price and not a launch price.
Predecessor
Not available
Successor
Not available
Launch price (US)
Not available
Launch price (EU)
Not available
Markets
US1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026US store page priced in USD. Amazon.com sells the same model. Other regions are not confirmed for this layout.
Colours
Black, Gray, Silver, Blue, Green, White1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Color picker: Black, Gray, Silver, Blue, Green, White.
Segment
Portable1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Maker sells it as a portable full-size tri-fold travel keyboard.5Reviewcultofmac.comRead 15 October 2026Review treats it as a full-size travel keyboard.
Sold as
Complete1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Sold fully assembled. Package contents list only the keyboard, cable and guide.

Layout

Form factor
Full size1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Page title: Portable Full-Size Tri-Fold Keyboard. Layout with a number keypad.
Layout standard
ANSI1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Maker product photos show a horizontal Enter, a long left Shift, a backslash key above Enter and US legends (@ on 2, double quote on apostrophe), which is ANSI. The manual's special-character pages show a UK ISO drawing. No UK or other regional model is listed on the US store, so only ANSI is stored.
Regional layouts
English US (QWERTY)1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026US legends on the maker photos. The page does not name a layout.
Keys in regional layout
1051Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Page: 105-key layout design with number keypad. Not counted independently.4Retailer pageamazon.com/dp/B09TW35H1ZRead 15 October 2026Listing: 105 keys, button quantity 105. Agrees with the maker page.
Key legends for
Windows, macOS1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Photos show dual legends Option/Win and Cmd/Alt on the modifier keys.
Numpad
Yes1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Page: 105-key layout with number keypad.
Function row
Yes1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Photos show Esc and a row of twelve keys labelled F1 to F12 with shortcut icons.
Dedicated arrow keys
Yes1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Photos show a left, up, down and right arrow cluster next to the right Shift.
Navigation keys
Full1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Photos show separate Home, End, PgUp and PgDn keys in the keypad section.
Key stagger
Row-staggered1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Photos show row-staggered keys.
Bottom row
Not available
Low profile
Yes1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Page: quiet and responsive scissor switches and low-profile keys.

Switches

Switch sensing technology
Scissor1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Page: Scissor Key Switch Technology, scissor switches and low-profile keys.5Reviewcultofmac.comRead 15 October 2026Review: scissor mechanism.
Switch feel
Not available
Switch maker
ProtoArc1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Maker names the switch technology as its own.
Switch models
ProtoArc Scissor Key Switch Technology1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Technical specifications, Keys: ProtoArc Scissor Key Switch Technology for stable key-press.
Switch stem
Not available
Actuation force
Not available
Bottom-out force
Not available
Tactile bump force
Not available
Actuation point
Not available
Total travel
Not available
Rated keystrokes
Not available
Factory-lubed switches
Not available
Adjustable actuation
Not available
Actuation range
Not available
Actuation step
Not available
Per-key actuation
Not available
Rapid trigger
Not available
Minimum rapid trigger movement
Not available
Multi-action keys
Not available
SOCD handling
Not available
Analog input
Not available
Hot-swap sockets
Not available
Compatible switches
Not available
Stabilizers
Not available
Factory-lubed stabilizers
Not available

Keycaps

Keycap material
Not available
Legend method
Not available
Keycap profile
Low profile1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Page calls them low-profile keys.
Keycap thickness
Not available
Shine-through legends
Not available

Performance

We could not find any of these 11 fields. Show them
Polling rate per connection
Not available
Max polling rate
Not available
Polling rate (wired)
Not available
Polling rate (2.4 GHz)
Not available
Polling rate (Bluetooth)
Not available
Scan rate
Not available
Input latency (claimed)
Not available
Key rollover per connection
Not available
Anti-ghosting
Not available
Adjustable debounce
Not available
Minimum debounce
Not available

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
Bluetooth1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Technical specifications, Connection Type: Bluetooth low energy technology. No receiver is listed.
Wireless technology
Bluetooth Low Energy1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026System requirements: Bluetooth Low Energy.
Bluetooth
5.14Retailer pageamazon.com/dp/B09TW35H1ZRead 15 October 2026Listing title and bullet: Bluetooth 5.1 connects up to three devices. The maker's own page does not give a version.6Reviewtalkofthehouse.com/best-portable-keyboardsRead 15 October 2026XK01 section lists Bluetooth 5.1. Agrees with the Amazon listing.
Bluetooth device slots
31Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Page: type across up to three connected wireless devices.
Devices it can switch between
31Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Page: switch up to 3 devices.
Device switching
Keys1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Page: with assigned Bluetooth keys you can type across up to three devices. Photos show three keys labelled 1, 2 and 3 at the top of the keypad.3Owner's manualcdn.shopify.com/s/files/1/0551/3972/9497/files/XK01_User_Manual_EN.pdfRead 15 October 2026Page 3 and 4: three Bluetooth connection keys 1, 2 and 3. A short press switches device and a long press of 3 to 5 seconds starts pairing.
Receiver connector
None1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026No receiver in the package contents.
Receiver storage in keyboard
Not available
Receiver shared with other devices
Not available
Wireless range
10m1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Wireless operating distance: 10 m (33 ft).
Detachable cable
Not available
Port on keyboard
USB-C3Owner's manualcdn.shopify.com/s/files/1/0551/3972/9497/files/XK01_User_Manual_EN.pdfRead 15 October 2026Page 2, Product Features: TYPE-C charging port.
Cable plug
Not available
Cable
Not available
Cable length
Not available
USB passthrough
Not available
Works with
Windows, macOS, iOS, Android1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026System requirements: Windows Vista, 7, 8, 10 or later. macOS 10.15 or later, iOS or Android device.3Owner's manualcdn.shopify.com/s/files/1/0551/3972/9497/files/XK01_User_Manual_EN.pdfRead 15 October 2026Page 5 columns: Windows OS, Android OS, iOS, Mac OS.
Consoles
Not available

Battery

Battery type
Li-Po1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Technical specifications: rechargeable Li-Po (210 mAh) battery.
Number of batteries
Not available
Battery capacity
210mAh1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Technical specifications: 210 mAh.
User-replaceable battery
Not available
Battery life per mode (claimed)
ConnectionLightingMonths
BluetoothOff6
Source1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Technical specifications, Battery life: up to 6 months on a single full charge. The feature text calls the same 6 months the maximum standby time. No usage hours, polling or lighting condition is given. The keyboard has no backlight, so the row is stored as lighting off. The manual states a standby time of at least 150 days.
Longest battery life (claimed)
Not available
Battery life, lighting off
Not available
Battery life, lighting on
Not available
Battery life, backlight on (claimed)
Not available
Battery life, backlight off (claimed)
6months
Charging port
USB-C1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Page: Type-C charging.
Full charge time
120min3Owner's manualcdn.shopify.com/s/files/1/0551/3972/9497/files/XK01_User_Manual_EN.pdfRead 15 October 2026Page 8, Product Parameters: Charging Time <2 hours. Stored as 120 minutes. Published as less than 2 hours. Charging current 190 mA.
Quick charge
Not available
Use while charging
Not available
Solar charging
Not available
Battery indicator
LED3Owner's manualcdn.shopify.com/s/files/1/0551/3972/9497/files/XK01_User_Manual_EN.pdfRead 15 October 2026Page 2 and page 4: charging indicator and low battery indicator light. It turns red while charging and flashes red when the battery is low.

Build

We could not find any of these 8 fields. Show them
Case material
Not available
Plate material
Not available
Mount style
Not available
Flex cuts in PCB
Not available
Sound dampening
Not available
Typing angles
Not available
Spill resistant
Not available
IP rating
Not available

Lighting

Backlight
None5Reviewcultofmac.comRead 15 October 2026Review of the XK01 dated 30 Aug 2024: Backlight none. The XK01 Plus is the separate backlit model.6Reviewtalkofthehouse.com/best-portable-keyboardsRead 15 October 2026XK01 section lists no backlighting.
LED position
Not available
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 layer3Owner's manualcdn.shopify.com/s/files/1/0551/3972/9497/files/XK01_User_Manual_EN.pdfRead 15 October 2026Page 5, Multimedia Function Keys: F-row keys act as brightness, window and application switch, search, previous, play and pause, next, mute and volume keys. Fn+Esc is an Fn lock that switches the keys between F1 to F12 and the multimedia functions.
Separate media buttons
03Owner's manualcdn.shopify.com/s/files/1/0551/3972/9497/files/XK01_User_Manual_EN.pdfRead 15 October 2026Page 5: playback and volume are on the F-row keys through Fn lock. No separate media buttons.
Volume control
Keys3Owner's manualcdn.shopify.com/s/files/1/0551/3972/9497/files/XK01_User_Manual_EN.pdfRead 15 October 2026Page 5: mute, volume down and volume up on F10 to F12.
Knobs
01Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026No knob or roller in the maker photos.
Programmable knob
Not available
Knob press
Not available
Separate macro keys
01Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026No macro keys in the maker photos.
Built-in screen
None1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026No screen in the maker photos.
Touchpad
No1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026No touchpad. The touchpad model is the separate XK01 TP.
Fingerprint reader
No1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026No fingerprint reader in the maker photos.
OS mode switch
Not available
Windows key lock
Not available

Software

We could not find any of these 10 fields. Show them
Software
Not available
Software runs on
Not available
Open firmware
Not available
Onboard memory
Not available
Onboard profiles
Not available
Macros
Not available
Macros stored onboard
Not available
Key remapping
Not available
Layers
Not available
User firmware updates
Not available

Ergonomics

Wrist rest
None1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026No wrist rest in the package contents or photos.
Wrist rest material
Not available
Tenting
Not available
Tenting angles
Not available

Dimensions and weight

Front and side, drawn to scale.

Dimensions
Width386.39Depth119.7Height12.35mm(15.2 × 4.7 × 0.5 in)1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Dimensions, expanded: height 15.21 in (386.39 mm), width 4.71 in (119.70 mm), depth 0.49 in (12.35 mm). Stored by size: width 386.39, depth 119.7, height 12.35. Folded: 215.50 x 119.70 x 20.95 mm. The manual gives 386.4 x 119.7 x 12.4 mm unfolded and 215.5 x 119.7 x 20.9 mm folded.
Dimensions with wrist rest
Not available
Keyboard weight
297g(10.5 oz)3Owner's manualcdn.shopify.com/s/files/1/0551/3972/9497/files/XK01_User_Manual_EN.pdfRead 15 October 2026Page 8, Product Parameters: Weight 297 g. The product page gives 10.5 oz (297.72 g).4Retailer pageamazon.com/dp/B09TW35H1ZRead 15 October 2026Item weight 297 g. Agrees with the manual.
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
XK01 Tri-Fold Bluetooth Keyboard, USB-C cable for recharging, User Guide1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Package contents: XK01 Tri-Fold Bluetooth Keyboard, USB-C cable for recharging, User Guide. The manual's packing list also names a collapsible phone holder and a storage bag, which this page and the Amazon listing do not.
Cables included
TypeCount
USB-C charging cable1
Source1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Package contents: USB-C cable for recharging.
Spare switches
Not available

Warranty

Manufacturer warranty (source market)
2years1Maker product pageprotoarc.com/products/xk01-tri-fold-bluetooth-keyboardRead 15 October 2026Warranty info: 2-Year Limited Hardware Warranty (US store).

Compare with

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

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Variants

Each variant lists only what differs from the specs above.

Model numberColours
CP011803Black
CP012683Gray
CP015407Silver
CP015138Blue
CP015406Green
CP012684White

Sources

We read 6 sources for this keyboard. The numbers match the markers in the sheet.

  1. Read 15 October 2026Backs 43 fields
  2. Read 15 October 2026Backs 3 fields
  3. Read 15 October 2026Backs 10 fields
  4. Read 15 October 2026Backs 4 fields
  5. Read 15 October 2026Backs 3 fields
  6. Read 15 October 2026Backs 2 fields

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