Characteristics:
1. A new generation of Bluetooth 5.0, faster and more stable.
2 Dust resistant and IPX6 waterproof, double ear split design, single and double ears are free to use.
3. It will automatically pair, turn on after taking out from the 350 mAh charging box.
4 Authentic wireless bluetooth headphones, left and right channel separation, automatically connected, both ears can be used separately.
5 One button easily control to turn on / off, Play / Pause / Change music, hands-free calling for driving, working, meeting, running.
6. One to two connections, can be connected to two mobile phones at the same time.
7 Smart Compatibility: Support all Bluetooth mobile phones, tablet, notebook, QQ music, movies etc. universal all mobile phones.

Specs:
Color: black, white.
Bluetooth version: V5.0.
Bluetooth distance: 10m
Charging time: about 1-2 hours.
Standby time: about 300 hours.
Music time: about 3 hours.
Talk time: about 4 hours.
Audio Transmission Format: HFP / A2DP / HSP / AVRCP.
Headphone battery: 50 mAh lithium polymer battery.
Battery box: 350 mAh lithium polymer battery.
Operating voltage: 3.3-4.2V.
Charging voltage: DC5V / 1A.
Frequency: 2.4-2.48 GHz.
Horn Impedance: 32Ω.
Horn bandwidth: 20-20 KHz.
Horn sensitivity: 98dB +/- 3db.
Microphone sensitivity: -42 +/- 2db.
Package weight: 78g