ROCK EB300 Bluetooth 5.1 TWS Stereo Wireless Bluetooth Earphone(White)

1. Bluetooth version: 5.12. Charging time: about 1 hour, music time: about 5 hours, talk time: about 4 hours3. Headphone battery capacity: 30mAh, charging box battery capacity: 320mAh4. Material: PC+ABS5. Ergonomic design, comfortable to wear6. IPX4 waterproof function7. Compatible with most smartphones8. Automatic pairing when opening the lid, easy to use9. Intelligent noise reduction technology brings clear calls10. Size: 48x25x46mm11. Weight: about 44g