*Bluetooth profile: V4.2
*RF distance: 10M
*Frequency: 100Hz-20KHz
*SNR: ≥80db
*Working voltage/current: 3.3-4.2V
*Charging voltage/current: DC 5V
*Battery capacity: 2000mAh
*Rated power: 5W*2
*Material: ABS+slicone
*Product Size:72.6*72.9*178.7mm
*Color: Black,Blue,Yellow
*Weight: 490g