Hapurs via Amazon offers Prime members the Hapurs Wireless Bluetooth Music Receiver, model no. HPIBE02, for $9.99 with free shipping. (Non-members can spend $35 or more to qualify for free shipping; otherwise, it adds $6.15.) That's $40 off list and the lowest total price we could find. It features Bluetooth 3.0, NFC, and a wireless range of up to 33 feet.