Bluetooth version: V3.0
Frequency response: 2.400-2.480ghz
Output power of speaker: 3W
Distortion: < 5%
SNR: 90hz-20k/65db
Transmission distance: 10 meters
Music playback time: 3 to 4 hours
Charging time: 1.5 to 2 hours
Working voltage: DC 5±0.5V
Battery capacity:400mah
Battery: Rechargeable lithium battery
Materials: silicone+ ABS
Product features: Bluetooth connections, LED lights, 4 level of waterproof, hands-free calls, voice broadcast
