1 Battery: Lithium 3.7V/500mAh
2 Working time: 3-4 hours
3 Standby time: 500 hours
4 Charging time: around 3 hours
5 Charging voltage : DC 5V
6 Speaker power: 3W
7 Speaker impedance: 4 ohm
8 Speaker size: 40 mm
9 SNR: ≧70dB
10 Frequency response: 100Hz～20KHz
11 Bluetooth frequency: 2402MHz～2480MHz
12 Transmit range: 10 meters
13 Bluetooth solution:Bluetooth V4.1+EDR
14 1pc Micro USB charging cable
15 Weight：147g±5g