One dynamic&One armture driver

Chipset:PixArt BT5.0

Function:Binaural call

Impedance:32Ω 

Sensitivity:92±3dB

Frequency:20-40KHZ 

Charging box:2500 Mah options

Battery capacity: 40 Mah*2

Charging t ime: 60 min  

IPX6 waterproof

Transmission distance:15m

Play time:4-6h

Standby time:150h