| Country of Origin | China |
|---|---|
| Brand | Microsoft |
| Type | Wireless Receiver |
| Connectivity | Wireless |
| Keyboard Language | English |
| Interface | PS/2, USB |
| California Prop 65 Warning | DoesNotApply |
| Model | DoesNotApply |
Check the listing for details. Microsoft Wireless Optical Desktop Receiver 1.0A X09-23466 (8R) (1L). Condition: Used, Made in China. Listed at 12.94 USD. The "Microsoft Wireless Optical Desktop Receiver 1.0" is a receiver designed by Microsoft to connect wireless keyboards and mice to a computer. Specifically, it's a receiver for older Microsoft wireless optical desktop sets from the early 2000s, typically using a 27 MHz RF signal.