Logitech K400 Plus Touchpad Keyboard for TV connected PC
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Logitech K400r Wireless Touch Keyboard Black No Receiver | eBay
Logitech Wireless Touch Keyboard K400 Plus - keyboard - with touchpad - QWERTY - US International - black
920-007119 Logitech K400 Plus Wireless Touch HTPC Keyboard for PC Connected TVs
Muti media Wireless Keyboard For Logitech K400R 2.4GHz Unifying Receiver Touch Pad Mouse for PC Laptop|keyboard integrated mouse|keyboard mouse monitor extendermouse elephant - AliExpress
Amazon.com: Logitech Wireless Touch Keyboard k400 with Built-in Multi-Touch Touchpad - White : Electronics