Physical size

52mm x 52 mm x 35 mm

Unit weight

52g

Colors

Red, black, white

Features                         

Shell Painting: PU PAINT spray 

Speaker: MAGNETISM PREVENT 40 MM 2W/4Ω

Loudspeaker Output: 2.2W

Rating Power: 1.8W

Frequency Response: 100Hz-20Khz

Signal-to-Noise: ≥89db

Distortion: ≤0.5%

Playback Time: 4 - 8 hours

Battery Voltage/Capacity: 3.7V/ 300MAH

Battery Charging Voltage: 4.2V±0.05V

Battery Charge Time: DC 5V - 2.5 hour; USB-4 hours