Logitech Mx5500 Wireless Keyboard And Mouse Combo Usb Receiver - Keyboard Mouse Combos - AliExpress
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
Amazon.com: Logitech Cordless Desktop MX 5500 Revolution Bluetooth Mouse and Keyboard : Electronics
Logitech Unifying Receiver for Connecting Multiple Devices
Logitech MX500 Keyboard USB Bluetooth 2.0 EDR Receiver Dongle P/N 830-000021 | eBay
Logitech Wireless Combo MK750 Keyboard and Laser Mouse, Black (920-005002)