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Logitech K400 Plus Wireless Touch Keyboard

LogitechKeyboard

K400 Plus Wireless Touch Keyboard

Released June 2015.7Press releasenews.logitech.com/press-releases/news-details/2015/Logitech-Simplifies-Connecting-Your-PC-to-Your-TV-with-New-Living-Room-Keyboard/default.aspxRead 10 October 2026Press release dated 10 June 2015. Expected in the United States in June and worldwide in July. Last checked 21 October 2026.

Form factor
Other
Switch sensing technology
Membrane
Connections
2.4 GHz
Max polling rate
Not available

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At a glance

All specs

SourceCalculated

General

Series
Not available
Model numbers
Y-R0055, 920-007119, 920-007145, 920-007143, 920-007144, 920-007157, 920-007141, 920-007131, 920-007151, 920-007129, 920-007127, 920-007135, 920-007137, 920-007133, 920-0071391Maker product pagelogitech.com/en-us/shop/p/k400-plus-touchpad-keyboardRead 21 October 2026The US page sells 920-007119, Black, English International (QWERTY). The page gallery uses a layout photo with pound and euro legends. Y-R0055 is the keyboard model number from the support specification.2Maker product pagesupport.logi.com/hc/en-us/articles/360023464113-Wireless-Touch-Keyboard-K400-Plus-Technical-SpecificationsRead 21 October 2026Keyboard model number Y-R0055, inside the battery compartment. Receiver C-U0007 or C-U0008.3Maker product pagelogitech.com/en-gb/shop/p/k400-plus-touchpad-keyboardRead 10 October 2026Part numbers of the regional SKUs on the GB and US store pages.
GTIN / EAN
0978551153006Retailer pageelectronicexpress.com/catalog/206917/logitech-920-007119-k400-plus-wireless-touch-keyboardRead 10 October 2026Retailer page for manufacturer part 920-007119 lists UPC 097855115300.
Announced
10 June 20157Press releasenews.logitech.com/press-releases/news-details/2015/Logitech-Simplifies-Connecting-Your-PC-to-Your-TV-with-New-Living-Room-Keyboard/default.aspxRead 10 October 2026Press release dated 10 June 2015.
Status
Not available
Predecessor
Not available
Successor
Not available
Launch price (US)
$39.997Press releasenews.logitech.com/press-releases/news-details/2015/Logitech-Simplifies-Connecting-Your-PC-to-Your-TV-with-New-Living-Room-Keyboard/default.aspxRead 10 October 2026Suggested retail price $39.99 for the US.
Launch price (EU)
Not available
Markets
Not available
Colours
Black, White1Maker product pagelogitech.com/en-us/shop/p/k400-plus-touchpad-keyboardRead 21 October 2026Black on the US page. The GB page also lists White for the UK layout.3Maker product pagelogitech.com/en-gb/shop/p/k400-plus-touchpad-keyboardRead 10 October 2026White is offered for the UK layout only.
Segment
Not available
Sold as
Complete1Maker product pagelogitech.com/en-us/shop/p/k400-plus-touchpad-keyboardRead 21 October 2026Sold with its receiver and batteries as a complete keyboard.

Layout

Form factor
Other1Maker product pagelogitech.com/en-us/shop/p/k400-plus-touchpad-keyboardRead 21 October 2026Compact keyboard with a function row, no number pad, no navigation column and a touchpad on the right. None of the size options fits, so other is stored.
Layout standard
ISO4Maker product pageresource.logitech.com/content/dam/logitech/en/products/keyboards/k400-plus/gallery/k400-plus-black-gallery-1-uk.pngRead 21 October 2026The photo shows a tall ISO Enter key, a key left of Z and a hash key. Only the International and UK layouts are covered by this photo. The other language layouts are not given a standard.
Regional layouts
English International (QWERTY), English UK (QWERTY), Hungarian (QWERTZ), Danish / Norwegian / Swedish / Finnish (QWERTY), Belgian (AZERTY), Czech / Slovakian (QWERTZ), French (AZERTY), German (QWERTZ), Italian (QWERTY), Spanish (QWERTY), Swiss (QWERTZ), Portuguese (QWERTY)3Maker product pagelogitech.com/en-gb/shop/p/k400-plus-touchpad-keyboardRead 10 October 2026Layout names as the maker writes them.
Keys in regional layout
804Maker product pageresource.logitech.com/content/dam/logitech/en/products/keyboards/k400-plus/gallery/k400-plus-black-gallery-1-uk.pngRead 21 October 2026Maker gallery photo of the English International layout, also used for the UK layout. Counted 80 keys: 15 in the top row (Esc, F1 to F12, Ins, Del), then 14, 14, 13, 13 and 11. The three volume and mute buttons, the power switch, the touchpad buttons and the yellow button are not counted.
Key legends for
Windows1Maker product pagelogitech.com/en-us/shop/p/k400-plus-touchpad-keyboardRead 21 October 2026The maker photo shows a Windows logo key.
Numpad
No1Maker product pagelogitech.com/en-us/shop/p/k400-plus-touchpad-keyboardRead 21 October 2026No number pad in the maker photo. A touchpad sits on the right.
Function row
Yes1Maker product pagelogitech.com/en-us/shop/p/k400-plus-touchpad-keyboardRead 21 October 2026F1 to F12 printed on the top row in the maker photo.5Maker product pagesupport.logi.com/hc/en-gb/articles/360023264334-Shortcut-and-function-keys-on-the-K400-Plus-keyboardRead 10 October 2026F1 to F12 are reached with Fn. The keys are the top row shortcut keys.
Dedicated arrow keys
Yes1Maker product pagelogitech.com/en-us/shop/p/k400-plus-touchpad-keyboardRead 21 October 2026Arrow keys in the bottom row of the maker photo, shared with the Home, Page Up, Page Down and End legends.
Navigation keys
Fn layer5Maker product pagesupport.logi.com/hc/en-gb/articles/360023264334-Shortcut-and-function-keys-on-the-K400-Plus-keyboardRead 10 October 2026Shortcut table: Fn plus left arrow is Home, Fn plus right arrow is End, Fn plus up arrow is Page Up and Fn plus down arrow is Page Down.
Key stagger
Row-staggered1Maker product pagelogitech.com/en-us/shop/p/k400-plus-touchpad-keyboardRead 21 October 2026Standard row-staggered layout in the maker photo.
Bottom row
Not available
Low profile
Yes8Reviewtechtactician.com/logitech-k400-plus-trackpad-keyboard-hands-on-reviewRead 10 October 2026Hands-on review text: low-profile membrane switches with pretty deep key travel.

Switches

Switch sensing technology
Membrane8Reviewtechtactician.com/logitech-k400-plus-trackpad-keyboard-hands-on-reviewRead 10 October 2026Hands-on review text: low-profile membrane switches.
Switch feel
Not available
Switch maker
Not available
Switch models
Not available
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
5million1Maker product pagelogitech.com/en-us/shop/p/k400-plus-touchpad-keyboardRead 21 October 2026Key Life: up to 5 million keystrokes.
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
None4Maker product pageresource.logitech.com/content/dam/logitech/en/products/keyboards/k400-plus/gallery/k400-plus-black-gallery-1-uk.pngRead 21 October 2026Membrane keys on a closed body, see switch_technology. Neither the maker photo nor the specification describes switch replacement.
Compatible switches
Not available
Stabilizers
Not available
Factory-lubed stabilizers
Not available

Keycaps

Keycap material
ABS9Reviewrtings.com/keyboard/reviews/logitech/k400-plusRead 10 October 2026Public review summary says the ABS keycaps feel slippery. Only the public text is used. The page returned no readable body to the fetch tool, so the text comes from the search excerpt of the review.
Legend method
Not available
Keycap profile
Not available
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
2.4 GHz1Maker product pagelogitech.com/en-us/shop/p/k400-plus-touchpad-keyboardRead 21 October 2026Connection type: Logitech Unifying protocol (2.4 GHz). No Bluetooth and no cable.2Maker product pagesupport.logi.com/hc/en-us/articles/360023464113-Wireless-Touch-Keyboard-K400-Plus-Technical-SpecificationsRead 21 October 2026Connection type: Logitech Unifying protocol (2.4 GHz).
Wireless technology
Logitech Unifying1Maker product pagelogitech.com/en-us/shop/p/k400-plus-touchpad-keyboardRead 21 October 2026Maker text: plug-and-play USB Unifying receiver.
Bluetooth
Not available
Bluetooth device slots
Not available
Devices it can switch between
Not available
Device switching
Not available
Receiver connector
USB-A2Maker product pagesupport.logi.com/hc/en-us/articles/360023464113-Wireless-Touch-Keyboard-K400-Plus-Technical-SpecificationsRead 21 October 2026Required accessory: USB Unifying receiver, USB 2.0 full speed. The receiver is 18.7 x 14.4 x 6.1 mm. The plug type is not named. A Unifying receiver is a USB Type-A plug.
Receiver storage in keyboard
Not available
Receiver shared with other devices
Yes11Maker product pagelogitech.com/en-us/resource-center/what-is-unifying.htmlRead 21 October 2026Logitech text: connect up to six Logitech Unifying wireless mice or keyboards to one Unifying USB receiver. The K400 Plus page names the connection as the USB Unifying receiver.
Wireless range
10m1Maker product pagelogitech.com/en-us/shop/p/k400-plus-touchpad-keyboardRead 21 October 2026Wireless range: more than 33 ft (10 m). Page text says up to 33 ft (10 meters). Range may vary with user, environmental and computing conditions.
Detachable cable
Not available
Port on keyboard
None2Maker product pagesupport.logi.com/hc/en-us/articles/360023464113-Wireless-Touch-Keyboard-K400-Plus-Technical-SpecificationsRead 21 October 2026Technical table: power is replaceable batteries and the connection is the Unifying receiver. It lists no keyboard port and no charging port (battery life not rechargeable).
Cable plug
Not available
Cable
Not available
Cable length
Not available
USB passthrough
No4Maker product pageresource.logitech.com/content/dam/logitech/en/products/keyboards/k400-plus/gallery/k400-plus-black-gallery-1-uk.pngRead 21 October 2026No USB port in the maker photo. The technical specification lists the Unifying receiver as the only connection and two AA batteries as power.
Works with
Windows, ChromeOS, Android1Maker product pagelogitech.com/en-us/shop/p/k400-plus-touchpad-keyboardRead 21 October 2026US page: Windows 7, Windows 8, Windows 10 and later, Android 7 or later and Chrome OS. The support specification says Android 5.0 or higher. Android version is not stored.
Consoles
Not available

Battery

Battery type
AA1Maker product pagelogitech.com/en-us/shop/p/k400-plus-touchpad-keyboardRead 21 October 2026Battery: 2 x AA (included).
Number of batteries
21Maker product pagelogitech.com/en-us/shop/p/k400-plus-touchpad-keyboardRead 21 October 2026Battery: 2 x AA (included).
Battery capacity
Not available
User-replaceable battery
Yes2Maker product pagesupport.logi.com/hc/en-us/articles/360023464113-Wireless-Touch-Keyboard-K400-Plus-Technical-SpecificationsRead 21 October 2026Power type: replaceable.
Battery life per mode (claimed)
LightingMonths
Off18
Source1Maker product pagelogitech.com/en-us/shop/p/k400-plus-touchpad-keyboardRead 21 October 2026Battery: 18 months. Battery life may vary based on user and computing. Stored as 18 months of calendar use. No polling rate or hours are published. The keyboard has no backlight, so lighting is stored as off.2Maker product pagesupport.logi.com/hc/en-us/articles/360023464113-Wireless-Touch-Keyboard-K400-Plus-Technical-SpecificationsRead 21 October 2026Battery life (not rechargeable): up to 18 months.
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)
18months
Charging port
None2Maker product pagesupport.logi.com/hc/en-us/articles/360023464113-Wireless-Touch-Keyboard-K400-Plus-Technical-SpecificationsRead 21 October 2026Battery life (not rechargeable).
Full charge time
Not available
Quick charge
Not available
Use while charging
Not available
Solar charging
Not available
Battery indicator
Not available

Build

Case material
Plastic. The black plastic parts contain 60% certified post-consumer recycled material1Maker product pagelogitech.com/en-us/shop/p/k400-plus-touchpad-keyboardRead 21 October 2026Materials and Sustainability panel: the plastic parts include certified post-consumer recycled plastic. Black plastics: 60% of recycled material. The figure excludes packaging, printed wiring assembly, FFC cable and touchpad. The polymer grade is not stated. The black keyboard of the US page is the one described.13Retailer pagebhphotovideo.com/c/product/1357323-REG/logitech_920007119_k400_plus_wireless_touch.htmlRead 21 October 2026Specs tab for MFR 920-007119, General row Material of Construction: Plastic. The same page lists package weight 1.15 lb and box 15.15 x 6.15 x 1.25 in, which conflicts with another retailer's 465 g and 370 x 153 x 31 mm for the same SKU, so no package size or weight is stored.
Plate material
Not available
Mount style
Not available
Flex cuts in PCB
Not available
Sound dampening
Not available
Typing angles
Not available
Spill resistant
Yes1Maker product pagelogitech.com/en-us/shop/p/k400-plus-touchpad-keyboardRead 21 October 2026Key features text: the spill-resistant design and durable keys. Footnote: tested under limited conditions (maximum of 60 ml liquid spillage). Do not immerse keyboard in liquid.
IP rating
Not available

Lighting

Backlight
None2Maker product pagesupport.logi.com/hc/en-us/articles/360023464113-Wireless-Touch-Keyboard-K400-Plus-Technical-SpecificationsRead 21 October 2026Backlighting: n/a.
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
Dedicated1Maker product pagelogitech.com/en-us/shop/p/k400-plus-touchpad-keyboardRead 21 October 2026Special keys: Mute, Volume Down, Volume Up. The top row F10 to F12 also work as previous, play and next by default.5Maker product pagesupport.logi.com/hc/en-gb/articles/360023264334-Shortcut-and-function-keys-on-the-K400-Plus-keyboardRead 10 October 2026The top row keys carry Back, Home, Switch application, Menu, Search, Show or hide desktop, Maximize window, Switch screen, Previous track, Play or Pause and Next track by default. Fn is held to reach F1 to F12. Mute, Volume down and Volume up are listed as separate keys.
Separate media buttons
11Maker product pagelogitech.com/en-us/shop/p/k400-plus-touchpad-keyboardRead 21 October 2026One physical mute button. The two volume buttons are counted in the volume control field.
Volume control
Keys1Maker product pagelogitech.com/en-us/shop/p/k400-plus-touchpad-keyboardRead 21 October 2026Special keys: Volume Down and Volume Up buttons next to the touchpad.
Knobs
04Maker product pageresource.logitech.com/content/dam/logitech/en/products/keyboards/k400-plus/gallery/k400-plus-black-gallery-1-uk.pngRead 21 October 2026No knob, roller or dial in the maker photo.
Programmable knob
Not available
Knob press
Not available
Separate macro keys
01Maker product pagelogitech.com/en-us/shop/p/k400-plus-touchpad-keyboardRead 21 October 2026No separate macro keys in the maker photo. The yellow button is a second left click button.
Built-in screen
None2Maker product pagesupport.logi.com/hc/en-us/articles/360023464113-Wireless-Touch-Keyboard-K400-Plus-Technical-SpecificationsRead 21 October 2026LCD display: n/a. Indicator lights: n/a.
Touchpad
Yes2Maker product pagesupport.logi.com/hc/en-us/articles/360023464113-Wireless-Touch-Keyboard-K400-Plus-Technical-SpecificationsRead 21 October 2026Other features: 3.5 inch multi finger touchpad.
Fingerprint reader
No4Maker product pageresource.logitech.com/content/dam/logitech/en/products/keyboards/k400-plus/gallery/k400-plus-black-gallery-1-uk.pngRead 21 October 2026No fingerprint sensor in the maker photo.
OS mode switch
Not available
Windows key lock
Not available

Software

Software
Logitech Options1Maker product pagelogitech.com/en-us/shop/p/k400-plus-touchpad-keyboardRead 21 October 2026Optional software: Logitech Options. Logitech now recommends Logi Options+.
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
Yes10Maker product pagesupport.logi.com/hc/en-us/articles/360023424013-Customize-K400-Plus-keyboard-function-keysRead 21 October 2026Logitech support article: only the F1 to F9 and Insert keys can be customized in Logitech Options. A key can launch an application or send a keystroke combination. Other keys are not remappable. Logitech Options has reached end of support and Logitech recommends Logi Options+.
Layers
Not available
User firmware updates
Not available

Ergonomics

Wrist rest
None1Maker product pagelogitech.com/en-us/shop/p/k400-plus-touchpad-keyboardRead 21 October 2026No wrist rest in the box list.
Wrist rest material
Not available
Tenting
Not available
Tenting angles
Not available

Dimensions and weight

Front and side, drawn to scale.

Dimensions
Width354.3Depth139.9Height23mm(13.9 × 5.5 × 0.9 in)2Maker product pagesupport.logi.com/hc/en-us/articles/360023464113-Wireless-Touch-Keyboard-K400-Plus-Technical-SpecificationsRead 21 October 2026Technical table: keyboard height 23.0 mm, length 354.3 mm, depth 139.9 mm. The table labels length as the long side and depth as the front to back size. The US store page says 23.5 mm for the thickness.
Dimensions with wrist rest
Not available
Keyboard weight
380g(13.4 oz)2Maker product pagesupport.logi.com/hc/en-us/articles/360023464113-Wireless-Touch-Keyboard-K400-Plus-Technical-SpecificationsRead 21 October 2026Technical table: keyboard 380.0 g. The US store page says 390 g. The technical table is used. Neither source says whether the batteries are included.
Weight including wrist rest
Not available
Box dimensions
Not available
Box weight
Not available

Certifications

Platform certifications
Not available
Other certifications
FCC ID JNZYR0055 (keyboard)12Regulatory filingfccid.io/JNZYR0055Read 21 October 2026Mirror of the FCC equipment authorization: FCC ID JNZYR0055, model YR0055, 2.4GHz Cordless Keyboard, grantee Logitech Far East Ltd, 2405 to 2474 MHz, original grant 2015-03-12. The support specification names Y-R0055 as the keyboard model number. The receiver has its own model numbers and is not covered.

In the box

In the box
Keyboard, Logitech Unifying receiver, 2 AA batteries (pre-installed), User documentation1Maker product pagelogitech.com/en-us/shop/p/k400-plus-touchpad-keyboardRead 21 October 2026Package contents list of the page: Keyboard, Logitech Unifying receiver, 2 AA batteries (pre-installed), User documentation.
Cables included
Not available
Spare switches
Not available

Warranty

Manufacturer warranty (source market)
1year1Maker product pagelogitech.com/en-us/shop/p/k400-plus-touchpad-keyboardRead 21 October 2026US page: 1-Year Limited Hardware Warranty. The GB page states 2 years.

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 numberGTINColoursLayout standardRegional layoutsKeys in regional layout
920-007119097855115300BlackISOEnglish International (QWERTY)80
920-007145Not availableBlackISOEnglish International (QWERTY)80
920-007143Not availableBlackISOEnglish UK (QWERTY)80
920-007144Not availableWhiteISOEnglish UK (QWERTY)80
920-007157Not availableBlackNot availableHungarian (QWERTZ)Not available
920-007141Not availableBlackNot availableDanish / Norwegian / Swedish / Finnish (QWERTY)Not available
920-007131Not availableBlackNot availableBelgian (AZERTY)Not available
920-007151Not availableBlackNot availableCzech / Slovakian (QWERTZ)Not available
920-007129Not availableBlackNot availableFrench (AZERTY)Not available
920-007127Not availableBlackNot availableGerman (QWERTZ)Not available
920-007135Not availableBlackNot availableItalian (QWERTY)Not available
920-007137Not availableBlackNot availableSpanish (QWERTY)Not available
920-007133Not availableBlackNot availableSwiss (QWERTZ)Not available
920-007139Not availableBlackNot availablePortuguese (QWERTY)Not available

Sources

We read 13 sources for this keyboard. The numbers match the markers in the sheet.

  1. Read 21 October 2026Backs 28 fields
  2. Read 21 October 2026Backs 13 fields
  3. Read 10 October 2026Backs 4 fields
  4. Read 21 October 2026Backs 6 fields
  5. Read 10 October 2026Backs 3 fields
  6. Read 10 October 2026Backs 2 fields
  7. Read 10 October 2026Backs 3 fields
  8. Read 10 October 2026Backs 2 fields
  9. Read 10 October 2026Backs 1 field
  10. Read 21 October 2026Backs 1 field
  11. Read 21 October 2026Backs 1 field
  12. Regulatory filingfccid.io/JNZYR0055
    Read 21 October 2026Backs 1 field
  13. Read 21 October 2026Backs 1 field

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