Amazon.com: Logitech Wireless K400R 79 Key Slim Keyboard w/3.5" Touchpad & Nano Transceiver : Electronics
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Amazon.com: Logitech Wireless K400R 79 Key Slim Keyboard w/3.5" Touchpad & Nano Transceiver : Electronics
Solved - Awesome Logitech K400r wireless keyboad with touch pad lost his dongle | Tech Support Guy
I'm sick of old stuff you can't but anymore on this sub! I bought this Logitech k400r about 10 years ago and no matter how much I abuse and/or neglect it, it
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Amazon.com: Logitech Wireless Touch Keyboard K400 with Built-In Multi-Touch Touchpad : Electronics
Logitech K400 Plus Touchpad Keyboard for TV connected PC
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User manual Logitech K400 (English - 2 pages)
