1.Function 1:bluetooth CSR 2.1+EDR compatible under 3.0 version
2.Function 2:LED lighting controlled by touch
3.Input:5V
4.Operating voltage:3.3V-5V
5.Output power:3W,powered by USB cable or built-in lithium battery
6.Frequency response:20Hz ~20kHz
7.S/N:≥80dB
8.Cell:Lithium cell
9.Applications:Mobile phone,Ipad,MP3 etc
10.Playing time:4 hours
11.Loudspeaker:high quality speaker with 16 core and double magnets