ROCK EB300 Bluetooth 5.1 TWS Stereo Wireless Bluetooth Earphone

1. Bluetooth version: 5.1
2. Charging time: about 1 hour, music time: about 5 hours, talk time: about 4 hours
3. Headphone battery capacity: 30mAh, charging box battery capacity: 320mAh
4. Material: PC+ABS
5. Ergonomic design, comfortable to wear
6. IPX4 waterproof function
7. Compatible with most smartphones
8. Automatic pairing when opening the lid, easy to use
9. Intelligent noise reduction technology brings clear calls
10. Size: 48x25x46mm
11. Weight: about 44g