Operating Range: 10 meter
Compatibility: Bluetooth stereo earphone and audio devices
Microphone: Yes
Power Supply: USB
Other Features: Bluetooth protocol: A2DP / AVRCP
Working frequency: 2.4~2.4835GHz
Receiving sensitivity: -80±4 dB,
Input voltage: DC 5V
Suitable for any 3.5mm jack audio devices
Supports apt-x technology