1. Chip: Zhongke Lanxun 5376
2. Bluetooth version: V5.0
3. Communication distance: about 10-15 meters
4. Music/talk time: about 4 hours
5. Support protocol: HEP\HSP\A2D\AVRCP
6. Battery capacity: earphone 50mAh, charging case 400mAh
7. Charging time: about 70 minutes
8. Connection current: 3mA
9. Working current: 5-10mA
10. Input voltage: 5V
11. Speaker: copper ring 8mm
12. Craft material: ABS+silicone ear caps
13. Weight: about 67.5g
14. Size: about 6.68×3.25 cm

Features:
1. IPX6 waterproof, multi-process design of the head and body, effectively preventing sweat from damaging the components
2. After the pairing is successful, take out the headset and automatically turn on the connection, put it back and automatically turn off and charge
3. Sensitive buttons, intelligent control
4. High-definition call noise reduction, intelligently identify the environment, reduce background noise, weaken echo, and ensure binaural high-definition calls
5. Using smart Type-c interface design, fast charging, safe and stable
6. Ergonomic fit into the ear, comfortable to wear without falling off, with soft and skin-friendly silicone ear hooks for reinforcement
7. Small and round design, easy to put in pockets and bags
8. LED digital power display, the remaining power of the charging compartment is clear at a glance
9. Using graphene metal speaker unit, the sound quality is smooth and textured
10. Magnetic induction storage case, no need to press hard, easy to open the door