Amazon.com: Logitech Wireless Touch Keyboard K400 Plus White (US International) : Electronics
LOGITECH K400 Plus Wireless Touch German white (Basic guarantee) - iPon - hardware and software news, reviews, webshop, forum
Logitech Wireless Touch Keyboard K400 Plus Review – Techgage
Logitech K400 Plus Touchpad Keyboard for TV connected PC
logitech k400 plus review - Week 99er
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