specification:

warna : blue gold red green silver

-Version: Bluetooth 3.0
-Effective distance :About 10 meters
-Frequency rate :2.400GHz-2.480GHz
-Support protocol :A2DPGAVDPAVDTPAVCTPAVRCPHFP
-Output power :2.3W
-Speaker Impedance: 4Ohm
-Frequency range :20Hz-20KHz


-Battery capacity: 400mAh
-Music time: About 3-4 hours
-Charging standard :Micro USB, DC 5V 200mA
-Charging time :About 2 hours