Happy Tao via Amazon offers the Lumsing Bluetooth Receiver for $26.99. Coupon code "DWS48G6H" drops it to $21.99. (Multi-function1002 via eBay charges the same.) With free shipping, that's $5 off and the lowest price we could find. It features Bluetooth 4.2 and supports 3D surround sound. Deal ends February 15.