Specifications:

Bluetooth version: 4.0 + EDR

Audio interface: 3.5mm. stereo

Speaker: 40mm. (30 Europe)

Frequency response range: 20Hz - 20KHz

Output power: 2 x 10mW

Sensitivity: greater than 85 DB

Card slot: TF card (micro SD card)

Features:  

Comfortable folding technology ergonomic design: 

Using a soft ear protector to simulate human skin texture to ensure lasting comfort. 

Comfortable earmuff adjustment:

Soft meringue pads and retractable shoulder straps take the load off your ears. It can be worn for a long time without any discomfort.

Wireless bluetooth and lightweight earpad headphones: 

Enjoy long hours of listening to TV and audio without disturbing others.

High fidelity treble stereo effect:

Diaphragm speaker drive, bass stereo. Enjoy high quality wireless music. 

Packing List:

1 x ZEALOT B5: Bluetooth headphones

1 x USB cable

1 x Audio cable

1 x User manual