Product Description

Diver Unit: 10mm Impedence: 16Ω Frequency: 20Hz-20KHz Bluetooth Version: V4.2 Working Distance: 10m Sensitivity: 99dB±3dB Mic dimension: Ø4.0*1.5mm Sensitivity: -49dB±3dB Directivity: Omnidirectional Impedance: ≤2.2KΩ Battery: 3.7v 50mAh Rechargeable Li-on battery Charging Voltage: DC 5V Charging Time: about 2 Hours Charging Currency: ≤15mA Standby Currency: ≤2mA Working Temperature: -40 to +80 Play Time: ≥3 hours Talk Time: ≥4 hours Standby Time: about 120 hours