Logitech Wireless Touch Keyboard K400 Plus review: Logitech's $40 K400 Plus spruces up the couch-potato experience - CNET
Amazon.com: Logitech Wireless Touch Keyboard K400 Plus Keyboard w/3.5" Multi-touch Touchpad (Certified Refurbished) RF Wireless QWERTY שחור : מוצרי חשמל
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 Plus - 920-007119
Logitech K400 Plus Wireless Touch Keyboard Black 920 007119 - Office Depot