Unifying Receiver Wireless USB Dongle For Logitech PC Mouse keyboard 993-000439 | eBay
Used Logitech K830 82-Key Wireless USB Illuminated Living-Room Keyboard with Touchpad - Walmart.com
Logitech K830 Illuminated TV Wireless Touch Keyboard
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
Logitech K830 Illuminated TV Wireless Touch Keyboard
Unpair a mouse or keyboard from the Unifying receiver – Logitech Support + Download
Logitech K830 Illuminated TV Wireless Touch Keyboard