Features:
BT V5.1, support most of BT devices and lower power consumption.
With LED Digital Display, Flashlight, Clock, Calendar, makeup mirror Function.
2200mAh charging case can full charge 2 earphones around 20 times.
Multi-functional touch control, support switch songs, phone call, volume control and wake up voice assistant.
Built in high definition microphone, intelligent noise reduction, high quality call.
Specifications:
Model: M13
BT Version: BT 5.1
Transmission Distance: about 10 meters (no obstacle)
Charging Case Capacity: 3.7V 2000mAh
Earphone Battery Capacity: 3.7V 50mAh
Charging Time: about 1-2 hour
Working Time: about 4-5 hours
Input: 5V/1A
Color: Black
Package Size: 11.2*10*4.7cm/4.4*3.9*1.9in
Package Weight: 124g/4.4oz
Package List:
2* Headphone
1* Charging Case
1* USB Charging Cable
2 * Pairs Earcap
1* User Manual (English)