Top Quality Touch Control TWS5.0 X6 BT Earphones IPX7 Waterproof Wireless Headset With Microphone

Microphone 

Specifications:
Color: Black
BT Version: V5.0
BT Distance: 10m
Charging Time: about 1-2 hours
Standby Time: about 80 hours
Music Time:  about 3 hours
Talking Time: about 4 hours 
Audio transmission format: HFP/A2DP/HSP/AVRCP
Earphone Battery: Polymer Lithium Battery 45mAh
Battery Box Battery: Polymer Lithium Battery 280mAh
Working Voltage: 3.2 - 4.2V
Charging Voltage: DC5V
Frequency: 2.4-2.48GHz
Horn impedance: 32Ω
Horn Bandwidth: 20-20KHz
Horn Sensitivity: 105dB
Microphone Sensitivity: -42 +/-2db
Package Size: 103 x 103 x 35mm / 4.1 x 4.1 x 1.4 inch
Package Weight: 110g

Package Included:
1 x A6S Mini TWS BT Earphones (left and right ears)
1 x 280mAh Charging Box
1 x USB Charging Cable
1 x User Manual
4 x Ear cap