1. Bluetooth version, 4.2 3.5mm stereo plug. 2. Support Bluetooth protocol A2DP and AVRCP 3. Distance: within 10 meters 4. When using in the Bluetooth transmitter mode, it can wirelessly transmit the music on your mobile phone, walkman, TV, computer equipment to your Bluetooth receiver, stereo Bluetooth headset or Bluetooth speaker and other devices... 5. When used in the Bluetooth receiver mode, it can be used as a stereo Bluetooth headset (just plug the headset cable into the 3.5MM interface) or connect with speakers and other devices to complete the wireless transmission of audio signals. 6. Material: ABS
