Feauter:
1. Material: ABS
2. Shell technology: high gloss material
3. Chip: Jerry 6919A
4. Channel: Stereo Surround Sound
5. Battery: 175ma
6. Protection board: Battery Protection Group
7. Speaker: 1006 plus cloth + washing machine + UV cotton paper
8. Microphone: 1045 patch with wire
9. Anti-suction: the electromagnetic anti-suction of the horn head CD pattern
Function：
1. Bluetooth + card function
2. Stereo heavy low surround sound effect
3. Bluetooth version: V5.0 + EDR (2402-2480MHZ)
4. Call echo cancellation processing, no noise
5.Bluetooth distance 10 meters
6. Play time 7.5 hours
7. Support A2DP mobile phone music playback
8. Charging time 1.5-2H
9. Sports Bluetooth headset, 175 mAh large capacity lithium battery, magnetic design, battery indicator, intelligent noise reduction, setting with TF card function
Packing List：
1*Hanging Neck Headphones
4*Replace Earmuffs
1*USB charging cable
1*Manual
