Dimension: 62.5mm x 53.0mm (Closed Resonator)
Net Weight: 101g
Speaker: 40mm
Input: L/R380mV
Power Output: 3W
Signal to Noise: ≥ 80dB
Amplifier Frequency Range: 280Hz-16KHz
Battery Charging Voltage: 5V±0.5V
Battery Voltage/ Capacity: 400mAh
Battery Charge Time: 2.5 hours
Playback Time: up to 8 hours