The Wireless Music System for PC is a complete solution that consists of just three components: a USB transmitter that plugs directly into your computer, a receiver that connects to your home stereo speakers, and a remote control that allows you to adjust volume and select tracks from your listening room. Just plug it in and play the music. All without wires, all without hassle. It's just that simple!
D-LINK wireless-n DWA-130 802.11n draft USB adapter 2.4ghz (retail)
IOGEAR GBU321 Bluetooth USB Adapter for PC & Mac ( class 1 ) (retail)
Linksys USBBT100 Wireless Bluetooth USB Adapter (Retail)
PLANTRONICS BUA-100 Bluetooth USB Adapter for Voyager 510 Bluetooth Headset(Retail)