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
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Logitech Wireless Touch Keyboard K400 Plus Review – Techgage
Refurbished: Logitech Recertified 920-003070 K400 Wireless Touch Keyboard with Built-In Touchpad for Internet Connected TV's - Newegg.com
Logitech K400 Plus TKL Wireless Membrane Keyboard for PC/TV/Laptop/Tablet with Built-in Touchpad Black 920-007119 - Best Buy
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Logitech Wireless K400R Keyboard w/ Touchpad & USB receiver 79 Key Slim Black | eBay