Color Name: Black
Dimension (L×W×H): 60mm×60 mm×44mm (closed resonator)
Net Weight: 83g
Speaker: MAGNETISM PREVENTФ40 MM 2W/4Ω
Loudspeaker Output: 2.5W
Rating Power: 2.0W
Frequency Response: 100Hz-20Khz
Signal-to-Noise: ≥80db
Distortion: ≤1.0%
Playback Time: Up to 11 hours
Battery Charge Time: 5V - 2.5 hours.