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 Wireless Touch Keyboard K400 Plus review: Logitech's $40 K400 Plus spruces up the couch-potato experience - CNET
Logitech K400 Plus Wireless Touch Keyboard Review | PCMag
Logitech Wireless Touch Keyboard K400 Plus (920-007119)
Logitech Wireless Touch Keyboard K400 Plus TV with Built-In Touchpad 920-007119 754292140295 | eBay
Logitech K400 Plus TKL Wireless Membrane Keyboard for PC/TV/Laptop/Tablet with Built-in Touchpad Black 920-007119 - Best Buy