Amazon.com: Logitech Wireless Touch Keyboard K400 Plus Keyboard with 3.5-inch Multi-touch Touchpad, Quiet Keys, Wireless Keyboard up to 33 ft. Plug-and-Play (Renewed) : Electronics
Logitech K400 Plus TKL Wireless Membrane Keyboard for PC/TV/Laptop/Tablet with Built-in Touchpad Black 920-007119 - Best Buy
logitech K400 Wireless Touch Keyboard User Guide - Manuals+
Logitech K400 Plus Wireless Touch Keyboard - YouTube
Logitech K400 Plus Wireless Touch Keyboard - Newegg.com
Logitech K400 Plus Touchpad Keyboard for TV connected PC
Logitech K400 Plus Wireless Touch Keyboard with Touchpad for PC connected TVs 754292140295 | eBay
Logitech K400 Plus Touchpad Keyboard for TV connected PC
Logitech K400 Plus Touchpad Keyboard for TV connected PC
User manual Logitech K400 Plus (English - 2 pages)