Langsdom TN29 Bluetooth 5.3 Mini Wireless Bluetooth Earphone(Black)

Features 1. Small and light in appearance, easy to carry. 2. It has the function of clear sound quality and call noise reduction. 3. Ergonomic semi-in-ear design, comfortable to wear without pressure on the ear. 4. HiFi sound quality, the human voice is clear and natural, and the sound quality is more penetrating, bringing you a different listening experience. 5. Adopt Bluetooth 5.3 chip, low power consumption, simple and fast connection, more stable signal, faster transmission, low power consumption and long battery life. Specifications 1. Chip solution: Jerry AD6973D 2. Bluetooth version: BT V5.3 3. Connection distance: about 10m 4. Frequency range: 20HZ-20KHZ 5. Battery capacity: earphone 30mAh, charging case 230mAh 6. Charging time: 1h for earphones, 1.5h for charging case 7. Talking time: about 4h 8. Standby time: 160 days 9. Charging interface: Type-C 10. Weight: 50g