1. Bluetooth Connection;
2. Built-in Microphone to answer phone call;
3. With USB and TF(Micro SD) card slots;
4. With FM radio function;
5. AUX function. Direct connect to cellphone, computer etc with included cable.
6. Built-in rechargeable battery.
7. DC Micro USB for Charge.

* Bluetooth Version: V 3.0 + EDR.
* Transimission Distance:10-15M.
* USB/TF Music Format Support: MP3;
* Max capacity of USB/Micro SD support: 32GB.
* FM Radio Frequency: 87.5-108MHz.
* Power:3Watts *1. 52MM in diameter.
* Battery Capacity: 400mAh.
* Duration: Music 50-90 minutes, Talk 4-6 hours.
* Charge: DC 5V. (Micro USB)
* Output: 150Hz-20KHz.
* SNR: 80dB.
* Distortion Rate: 0.5%.

1pcs in a gift box
40pcs in a carton
CTN Size:74.5*44.5*78.5CM