Features:
A New Generation of Bluetooth 5.0, faster and more stable.
Dust-proof and IPX5 waterproof, Double-eared split design, single and double ears are free to wear.
Will automatically pair, power on after taking out from the 280mAh charging box.
True wireless Bluetooth headset, left and right channel separation, Automatically connected, both ear can be used separately.
One button control easily to turn on/off, play/pause/switch music, hands free calling to driving, working, meeting, running.
One to two connections, can be connected to two mobile phones at the same time.
Intelligent compatibility: support all Bluetooth mobile phone, tablet, notebook, QQ music, movies, etc., universal all mobile phone.

Specifications:
Color: black
Bluetooth version: V5.0
Bluetooth distance: about 10m/32.81ft
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: about 103*103*35mm / 4.1*4.1*1.4in
Package weight: about 110g

Packing List:
1*E6S TWS Bluetooth Earphones (left and right ears)
1*280mAh Charging Box
1*USB Charging Cable
1*User Manual
4*Ear cap