1. Bluetooth V1.2 and USB SPEC V2.0 compliant 2. Communication distance:20M 3. Output Class: Class2 4. Original exceed thin 5. Frequency Range: 2.4GHz band(2400MHz-2483.5MHz) 6. Supported Service Profiles:Business Card Exchange,Serial Port,Dialup Networking,FAX, File Transfer,Data Synchronization,Network Access