Features:
1. HIFI large unit, 360-degree panoramic sound effect
2. Bluetooth 5.1 chip, high-speed transmission, stable signal
3. Panoramic surround sound allows you to experience theater-level vocal music enjoyment with lingering sound
4. Curved appearance design, fashionable and beautiful
5. Bluetooth + card + cable, three modes to choose from
6. Multi-function buttons make operation more convenient
7. Thickened cotton headband, comfortable to wear
8. The earmuffs are made of memory foam, which is breathable and does not leak sound.

Product parameters:
1. Functions: adjust volume, switch songs, answer and reject calls, hang up calls, Bluetooth playback, hands-free calls, call replay, Bluetooth reconnection, voice prompts, battery display, pure English broadcast, automatic shutdown if not connected for 5 minutes
2. Chip type: Jerry
3. Bluetooth version: 5.1
4. Transmission range: 10 meters
5. Bluetooth power: 2.402-2.480GHz
6. Speaker: 40mm 24 ohm
7. Input voltage: 3.7-5V DC
8. Battery capacity: 3.7V/200mAh lithium battery
9. Usage time: 10 hours
10. Charging time: about 2 hours

Packing list:
-Headphones x 1
-Type-C charging cable x 1
-3.5mm audio cable x 1
-Manual x 1