Specification:
Model: H-16, Wireless Version: V5.0+EDR, Microphone sensitivity: 95dB, Frequency: 20Hz-16KHz, Battery Capacity: 55mAh/450mAh, Input: DC5V, Transmission Distance:10M, Playing Time: 3-5 hours, Standby time: 100 hours,
Charging time: 1-2 hours, HD stereo sound, Built-in Mic