Logitech Wireless Touch Keyboard K400 User Manual - Manuals+
Amazon.com: Logitech K400 Plus Wireless Touch TV Keyboard With Easy Media Control and Built-in Touchpad, HTPC Keyboard for PC-connected TV, Windows, Android, Chrome OS, Laptop, Tablet - Black : Electronics
Amazon.com: Logitech Wireless Touch Keyboard k400 with Built-in Multi-Touch Touchpad - White : Electronics
Logitech updates the best Fire TV keyboard with the release of the K400 Plus | AFTVnews