Name Bluetooth Stereo Audio Adaptor Model No. TM620 Product Description User can transfer stereo audio from audio devices via standard 3.5mm (1/8 inch) earphone plug such as CD player, MP3 player or PDA to bluetooth stereo headset. 1. Bluetooth v1.2 compliant. 2. Adopts csr bluecore 3 chip 3. Frequency:2.4 - 2.483ghz 4. Operating range up to 10 meters 5. Av interface: Earphone plug,3.5mm core 6. Support rechargeable lithium-polymer battery 7. Control buttons: On/off 8. LED status indicator: Power on/off, pairing, charging etc. 9. Comprehensive applications: a) MP3 player b) mobile phone c) personal computer d) television with earphone interface e) other av profile supported devices