Features and Functions:

1. Mini Speaker with BLUETOOTH function
2. Support Mobile phone hands-free function
3. Support TF memory card
3. With AUX-IN function
4. Built-in 450mA/3.7V rechargeable battery
5. Nd FeB Speaker inside
6. Metal sense design

Specification:
1. Output power: RMS 3W*1 THD=10%
2. Input power Mini USB 5V/lithium battery450mA/3.7V)
3. Loud Speaker: 2 inches; 4Ω
4. Frequency Response: 20Hz~20kHz
5. Battery: Built-in 450mA/3.7V rechargeable battery
6. Working Distance 10~15 metres
7. Unit Dimension: 60× 57mm(Dia. × H)