Bluetooth version: 5.0
Support range: 2.402- -2.480GHz
Packing box size: 19 * 7.2 * 21cm
Speaker model: 4083
Speaker size: 40MM
Impedance: 32ohm
Sensitivity: 118 +/- 3db @ 1KHz
Frequency response: 20HZ-20KHZ
Rechargeable lithium battery: 3.7V / 200mA
Use time: 5-6h
![Title 1, Wireless bluetooth headset](https://cf.cjdropshipping.com/67b49f98-339f-43eb-a325-fcf5c95e6d13.jpg)
![Title 2, Wireless bluetooth headset](https://cf.cjdropshipping.com/627f1cc5-1549-4377-bb01-7f83d15f2b4c.jpg)
![Title 3, Wireless bluetooth headset](https://cf.cjdropshipping.com/416f36ef-f8d0-4da9-923b-2f132e654a73.jpg)
![Title 4, Wireless bluetooth headset](https://cf.cjdropshipping.com/b9df1c97-db32-4160-abc9-e63beb47cc0b.jpg)
![Title 5, Wireless bluetooth headset](https://cf.cjdropshipping.com/9dba86ba-31ee-48fc-a734-674504e17d5c.jpg)
![Title 6, Wireless bluetooth headset](https://cf.cjdropshipping.com/c9e7052a-c9ac-40f1-8809-febda60879b2.jpg)
![Title 7, Wireless bluetooth headset](https://cf.cjdropshipping.com/5d3d93ff-b912-4f66-a8af-2461da728450.jpg)
![Title 8, Wireless bluetooth headset](https://cf.cjdropshipping.com/ef9546ec-a70a-4fd3-b395-442f43beac6a.jpg)
![Title 9, Wireless bluetooth headset](https://cf.cjdropshipping.com/d947b6e4-ac31-42ac-b0f2-29d539dd536a.jpg)
![Title 10, Wireless bluetooth headset](https://cf.cjdropshipping.com/6b4b5efa-3307-438f-be11-f3d46d681c29.jpg)