Logitech Unifying Receiver for Connecting Multiple Devices
Logitech Zone 900 Headset - Stereo - USB Type A - Wireless - Bluetooth - 98.4 ft - 30 Hz - 13 kHz - Over-the-head - Binaural - Ear-cup - MEMS Technology, Omni-directional, Noise Cancelling Microphone - Noise Canceling - Black 981-001100 097855169457
Zone Wireless Plus Unifying + Audio Receiver
Logitech Unifying Receiver for Connecting Multiple Devices
Amazon.com: Logitech 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 Unifying Receiver Combo – Cool Tools
Logitech Unifying Receiver for Connecting Multiple Devices
Logitech Wireless Mouse M317 With Unifying Receiver Black | eBay