USB 2.0 Bluetooth Wireless Adapter V2.0 EDR for Windows Linux 32-Bit 64-Bit 100% Brand New, High Quality Bluetooth V2.0 + EDR A2DP Compatible Backwards compatible with Bluetooth V1.1 & V1.2 Data Transfer Rate: 3 Mbps / sec Range: Up to 20M Supports all operating systems Driverless operation on Windows XP, Windows Vista, Windows 7, and Ubuntu Works with both 32-bit and 64-bit versions of Windows and Linux Low-profile design is perfect for both laptop and desktop computers