Bluetooth 3.0 A2DP wireless technology
RMS power: 2 x 2.5 W RMS
Total output power: 10 W peak power
Frequency response: 130 Hz – 20,000 Hz
Rechargeable 3.7 V 1500 mAh Li-ion (lithium-ion) battery
IP66 certified
Magnetically-shielded system won’t disturb your surroundings
RoHS compliant product
5 LED wristbands (1 x red, 1 x purple, 1 x blue, 1 x green, 1 x orange)
2 lithium manganese dioxide CR1220 batteries per wristband (weight per battery: 0.8 g; density: 0.114 W/hour; voltage per battery : 3.0 V)