new covert acoustic air tube mic microphone earphone earbud headset earpiece headphone for baofeng walkie talkie radio parts
1. BT version: V5.32. Chip: Jieli AD7003D3. Supported protocols: HSP, HFP, A2DP, AVRCP4. Working frequency: 2402-2480KHz 5. Headphone battery capacity: 35m. Ah 6. Shell battery capacity: 380m. Ah 7. Music time: 6h 8. Talk time: about 4 hours 9. Earbuds standby time: about 48 hours 10. Earbud charging input: 5V/30mA11. Case charging input: 5V/1A12. Charging input port: Type-C13. Earbud charging time: about 1.5 hours 14. Charging time of charging box: about 1.5 hours 15. Water resistance: IPX416. Material: ABS+PC17. Microphone active noise reduction technology, 35db deep noise reduction 18. ENC call noise reduction, high-definition call experience
