Logitech Wireless Touch Keyboard K400 Plus review: Logitech's $40 K400 Plus spruces up the couch-potato experience - CNET
Top Fire TV Keyboard, White Logitech K400, $19.99 at Amazon | AFTVnews
Logitech K400 Plus Touchpad Keyboard for TV connected PC
Amazon.com: Logitech K400 Plus Wireless Touch With Easy Media Control and Built-in Touchpad, HTPC Keyboard for PC-connected TV, Windows, Android, Chrome OS, Laptop, Tablet - Black : Electronics
Logitech Wireless Touch Keyboard K400 Plus, 0 in distributor/wholesale stock for resellers to sell - Stock In The Channel