Logitech Wireless Touch Keyboard K400 Plus review: Logitech's $40 K400 Plus spruces up the couch-potato experience - CNET
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Logitech K400 Plus Touchpad Keyboard for TV connected PC
Logitech Wireless Touch Keyboard K400 Plus (920-007119)
Logitech 920-005878 K400 Wireless Touch White Keyboard | Exxact