Based on 31 r/BuyItForLife mentions

K400 Plus Wireless Touch Keyboard

$29.99

Logitech

Logitech Wireless Touch K400 Plus keyboard RF Wireless QWERTY US International Black Logitech - 920-007119 The Logitech Wireless Touch Keyboard K400 Plus lets you experience PC-to-TV entertainment the way you Watch video, browse the web, chat with friends and much more. The all-in-one keyboard with touchpad ends the hassle—and clutter—of multiple devices. And a 10-meter (33-foot)¹ wireless range ensures your fun won’t be interrupted. Comfortable, quiet keys and a large (3.5-inch) touchpad make navigating entertainment effortless. Even setup is a snap thanks to the tiny, plug-and-play Unifying receiver. The 18-month² battery life means you might even forget the keyboard needs batteries. 1 Wir…

Reddit mentions

  • “I use this for my media pc so it doesn't get the every day driver use as my mechanical ducky on my main computer. It is mainly used for downloading cars, selecting youtube videos…”
    r/BuyItForLife ·
  • “I've used these for every HTPC I've made for my family, the battery last forever and the thing is extremely durable, has survived drops and spills.”
    r/BuyItForLife ·
  • “I own one. While it is not super convenient, its space saving and its one-physical-device-as-mouse-and-keyboard characteristic are very very helpful in certain situations. Not for…”
    r/BuyItForLife ·
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Product details
Brand
Logitech
Model Name
K400 Plus
Series
K400 Plus
Switch Type
Membrane
Switch Audible Click
No
Hot Swappable Switches
No
Form Factor
Standard
Keyboard Subtype
Wireless keyboard
Keyboard Type
Wireless
Technology
Membrane
Type Highlights
Tenkeyless
Accessory Type
Standalone (replaces mouse)
Connectivity Type
Wireless
Connectivity Interface
Bluetooth, RF, Wireless
Wired Connectivity
No
Compatibility
PC, Smart TV, Windows
Connectivity Highlights
Windows, Android
Wireless Technology
RF, Bluetooth
Multi Device Support
No
Wireless Range
33 feet
Ergonomic Design
Medium Incline, Low-profile design
Ergonomic Features
Adjustable tilt
Adjustable Angle
No
Wrist Rest
No
Backlighting
No
Lighting Color
Single Color
Lighting Type
Backlit
Backlight Color
Single Color
Per Key RGB
No
Mouse & Keyboard Combo
Yes
Integrated Numeric Keypad
No
Integrated Touchpad
Yes
Numeric Keypad
No
Touchpad
Yes
Dedicated Media Keys
Yes
Integrated Mouse
Yes
Media Keys
Yes
Programmable Keys
Yes
Included Accessories
Unifying receiver
Trackball
Yes
Waterproof
No, Water Resistant
Folding Or Rolling Design
Yes
Highlighted Features
Media controls
Anti Ghosting
No
N Key Rollover
Two-key rollover
Number of Keys
12 (top row, double-duty as function or shortcut keys)
Dedicated Macro Keys
No
Dedicated Media Controls
Yes
Dedicated Volume Control
Yes
Key Cap Material
ABS plastic
Key Cap Profile
Incurve keys
Battery Life
18 months
Power Source
Battery
Actuation Force
Requires a bit of force to actuate, Doesn't require much force to actuate each key
Sound Level
Within 55 dBA for all keys
Travel Distance
Low pre-travel distance
Switch Highlights
Low-profile
Key Rollover
Two-key rollover
Response Time
Fairly high latency
Language
English
Layout
QWERTY
Size
Compact
Design Highlights
Compact
Palm Rest
No
Spill Resistant
Yes
Weight
390 g
Adjustable Height
No
Durability
Spill-resistant design
Folding
Yes
Keyboard Case
No
Material
Plastic
Rolling
No
Depth
5 1/2"
Width
35.43 cm
Height
9/10"
Key Highlights
Membrane
Keycap Material
ABS
Battery Type
AA
Rechargeable Battery
No
Frame Material
Plastic
Top Use Cases
PC-to-TV entertainment
Solution For
Living room use
Typical Users
Touch typists
Wireless Receiver Type
USB Dongle (Unifying receiver)
Wireless Encryption
128-bit AES Encryption
Wireless Frequency
2.4GHz
Battery Size
AA
Power Source Battery Type
AA
Solar Powered
No

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