1. Bluetooth Connection;
2. With USB and TF(Micro SD) card slots;
3. AUX function. Direct connect to cellphone, computer etc with included cable.
4. Built-in rechargeable battery.
5. DC Micro USB for Charge.
6.Cute design for kids
* Bluetooth Version: V 3.0 + EDR.
* Transimission Distance:10-15M.
* USB/TF Music Format Support: MP3;
* Max capacity of USB/Micro SD support: 32GB.
* Power:1Watts *1. 27MM in diameter.
* Battery Capacity: 250mAh.
* Duration: Music about 120 minutes
* Charge: DC 5V. (Micro USB)
* Output: 150Hz-20KHz.
* SNR: 80dB.
* Distortion Rate: 0.5%.