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Amazon.com: Logitech USB Unifying Receiver, 2.4 GHz Wireless Technology, USB Plug Compatible with all Logitech Unifying Devices like Wireless Mouse and Keyboard, PC / Mac / Laptop - Black : Electronics
Connection Type: Logitech Unifying protocol (2.4GHz) Special Keys: Mute, Volume Down, Volume Up Connect / Power: On/Off Switch Battery Details: 2 x AA... | By Royale Computers & Accessories | Facebook
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Logitech K400 Plus Wireless Keyboard with Touchpad | Ohio TechWorks - Computer Sales & Repair in Massillon
GitHub - bilogic/logitech-unifying-device: Use ESP8266 and NRF24L01+ as a wireless Logitech Unifying keyboard/mouse
What devices can I pair with my Logitech unifying receiver, other than a mouse and keyboard? - Quora
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Logitech K400 Plus Wireless Keyboard with Touchpad | Ohio TechWorks - Computer Sales & Repair in Massillon
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Logitech K400+ Wireless Touch Keyboard With Multi Touch Touchpad, Logitech Unifying protocol (2.4GHz), 2 x AA Battery, Retail Box , 1 year Limited warranty.
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