Bluetooth® Version: Bluetooth® V4.0
Support profile: A2DP1.2/AVRCP1.4/HSP1.2/HFP1.6
Wireless Range: 10m (open space)

Speakers
Speaker rated power: 20mW
Frequency response: 80 Hz - 20 kHz
Signal/Noise ratio: >90dB
Speaker diameter: 40 mm
Speaker impedance: 32 ohm

Microphone
Built-in Microphone: Yes
Microphone Sensitivity: -42 dBBattery

Battery type: Li-ion polymer battery 195mAH
Battery lifetime: Remain 80% capacity after 300 cycles
Music playback time: 14 hours
Talking time: 14 hours
Standby time: 20 days
Charging time: 2.5 hours

Charge port: Micro USB Type B

Dimensions
Product dimension (L*W*H): 165.7*161.5*50 mm
Product net weight:130g
Gift box dimension (L*W*H): 186*60*184 mm
Carton dimension (L*W*H): 435*363*414 mm