... USB 2.0 V2.0 Bluetooth Adapter BTD-002 1) Very Portable 2) Best Quality 3) Nice Service 4) Fast Shipment Hottest USB 2.0 V2.0 Bluetooth Adapter ... BTD-002General RadioBluetooth Class 2, 20 meters (in open space) Carrier ... Chinese, Japanese, Korean, French, Italian, German, Spanish) Hottest USB 2.0 V2.0 Bluetooth Adapter BTD-002