Product description:
| Product Name | TWS-J4 Bluetooth V5.0 EarPhone | 
| Material | ABS | 
| Headphone battery | 55mAh *2 | 
| Charging Case Battery | 450mAh | 
| Bluetooth Version | 5.0 | 
| Working Time | 3-4H | 
| Wireless Working Range | 10M | 
| Charging Case inteface | USB | 
| Feature | - One-step  paring technology - Breathtaking music quality - More longer standby time - Touch control - Auto power on/Auto power off - Previous song/Next song - Answer call/Hang up call | 
| Package | 1 Pair  TWS-J4  Earphone 1x Charging Case 1x USB Charging Cable 1x User Manual 3 x Pairs Earcaps with Different Sizes | 











