Specification:
Model number: BT-H108
Bluetooth Version: 4.1
Bluetooth Profiles: HSP， HFP， A2DP and AVRCP.
Effective Distance: 10 meters
Frequency Range: 2.4-2.48GHz
Frequency Response: 100Hz-20kHz
Distortion: 鈮?%
Microphone Sensitivity: -40dB
Music Time: 3-4 hours
Standby Time: 120 hours
Built-in Lithium Battery: 65mAh
Charging Port: Micro USB
Charging Time: Approx. 1-2 hours
Net weight: Approx. 20g
Cable Lenth: 20CM
Optional Color: Black， Blue， Pink， Green.

Package Included:
1 X Bluetooth Earphone
1 X Charging Cable
1 X English Instruction
2 X Pair Earmuffs