The Wireless Touch Keyboard K400 Plus from Logitech is designed for comfortable, laid-back use on the couch. Plug in its unifying adapter to your TV-connected PC, and you'll be able to navigate through your system with ease, even up to 33' away.
Overall dimensions Height 5.5 inch, width 14 inch, depth 1 inch.
Touchpad height 3 inch, width 2 inch
10 meter (33 foot) wireless range: Ensures trouble free connection in the largest room (Wireless range may vary depending on operating environment and computer setup)
Familiar, media friendly key layout: Eliminates any learning curve while adding easy access volume controls and arrow keys
Plug and play design: Unifying receiver makes setup of your TV keyboard a snap
Connection type: Logitech unifying protocol 2.4 GigaHertz