Power: 2.5W

SNR: ≥89dB

Distortion: ≤0.3% 

Voltage: 3.7V 

Frequency:  100 Hz -18 kHz

Playback time: up to 8 hours

Battery Capacity: 550mAh

Battery Charge Time:At least 2.5 hours

Bluetooth Compliant:v2.1 + EDR

Bluetooth Playback time: Up to 4 hours

Talk Time: Up to 8 hours 

Microphone Sensitivity: 34db 

Power supply: Built-in Li-battery, 3.5mm audio cable

Support stereo Bluetooth(A2DP,AVRCP,headset,handfree profile)