Firstsing Mini Superior Sound Quality LED  Bluetooth 4.0 Speakers

1) Output power: 3W

2) Frequency response: 150 Hz-18KHz

3) Horn Size:1* 4inch/4Ω

4) Built-in battery:  lithium battery 3.7V/800MAH

5) Input power: 5.0V                                                                                                          

6) With LED display and colorful light                                                                                                 

7) With Bluetooth function                                                                                              

8) With Karaoke function                                                                                     

Speaker function: Support 3.5MM audio, PC audio input, AUX, SD and USB card, FM Radio

Accessories: USB charging cable, audio cable, Remote control