Features:
Mini compact size earphones, easy to carry.
Endurable batterys life, equipped with a large capacity charging-box.
Wire-less dual ear design, convenient to operate and quick to pair with BT-enabled audio devices.
BT 5.0 technology offers lower powers consumption and stable transmission. 
Ergonomically designed for a more comfortable for a canal.
Fingerprint touch-control, equipped with function buttons which let you easily control your music and answer the phone call.

Specifications:
Model: Air3
Material: ABS
Color: Black, White(Optional)
BT Version: BT 5.0
Transmitting Distance: 10m/32.81ft
Play time: 3-4 hours
Charging-time: 1-2 hours 
Earphone-battery(Each Earphone): Li-ion Polymer Batterys 45mAh
Charging-box-battery: Li-ion Polymer Batterys 350mAh
Operation Frequency: 2.402GH2-2.480GHz
Charging-Input: DC5+0.25V
SNR: >75dB
Distortion: <1％
Package Size: 130*90*40mm/5.12*3.54*1.57in
Package Weight: 120g/4.23oz

Package List:
1*Headphones with Charging-Box
1*Charging-Cable
1*Set of Replaceable Ear Tips
1*User Manual