The DISH Wally Bluetooth USB Adapter wirelessly connects your favorite Bluetooth devices like headphones or speakers. Simply plug the USB adapter into the back of your Wally Receiver, connect to a nearby Bluetooth-compatible device and you're ready to go! Listen to your programming in peace or turn up the volume and share the enhanced experience. This product is ONLY compatible with the Wally HD Receiver. The Bluetooth USB Adapter is NOT compatible with other mobile capable receivers (411, 211, 211k, 211z).