Buyers must read:

      customers are required because each customer has different packaging requirements. Advance place an order. The warehouse has enough time to pack and stock up. The high match is only black, without color.

Contact customer service for a large number of customers, quantity discount, domestic personal use you can directly shoot bare metal. (This product is domestic neutral and has nothing to do with the brand)

product Information

1: Bluetooth chip: Zhongke 8892E

2: supports Bluetooth 5.3

3: Speaker Frequency: 20Hz ~ 20kHz

4: Use high sensitivity column silicon microphone

5: Bluetooth transmission distance> = 10 meters

6: 600mAh rechargeable polymer lithium ion battery

7: charging duration: 2.5H

8: call duration: 20h

9: music playing time: 30h

10: standby duration: 360 days

11: Support Apple, Android, Huawei Hongmeng and other mobile phone systems

12: there are ANC physical noise reduction function, active noise reduction, transparent function

13: support environment working temperature: +60 ° ~ 20 °

14: Support Apple charging port