Features:
1. Small size for all kinds of applications.
2. Built-in DSP independent power amplifier, HIFI sound quality, super anti-interference.
3. Support Bluetooth hands-free calling function.
4. Support Bluetooth A2DP stereo.
5. Supports echo and noise suppression (CVC) technology during calls.

Product parameters:
1. Bluetooth: V4.2+EDR, the longest transmission distance: 10m.
2. Frequency: 2.4 GHz.
3. Rated operating voltage: 2.80V-4.20V.
4. Working temperature: -20-50 degrees Celsius.
5. Effective distance of the microphone: 0-1m.
6. 3.5mm stereo output jack.
7. Micro USB charging hole.
8. Bluetooth pairing name: G29.
9. Working hours: Up to 6 hours.