Specifications:
Bluetooth Version: Bluetooth V4.1
Range: 10 Meters
Transmitting Frequency: 2.4G Hz
Playback Format: Mp3
Frequency response range: 100hz-20khz
Power Supply: USB to DC5V/100-120mA
Battery: Built-in 3.7V lithium
Signal to Noise Ratio: ≥75db
Degree of Distortion: less than or equal to 1.0%
Do Not submerge in water
6 hrs of playtime
Charging Time: about 2-3 hours
Speaker Size: 3.86" x 3.86" x 1.7" (98 * 88 * 43mm)