awei T61 Noise Reduction Dual Mic TWS Bluetooth Earbuds

Përshkrimi

1.Bluetooth version: Jerry 6973D4 V5.3 2. Supported protocols: A2dp\avctp\avdtp\avrcp\hfp\spp\smp\att\gap\gatt\rfcomm\sdp\l2cap profile 3. Battery capacity 35mAhx2 (without protection board, headphone board lithium battery protection IC) 4. Charging compartment battery capacity: 300mAh (with protective board) 5. Drive unit: F13mm diameter circular dynamic speaker 6. Charging time: about 1H 7. Call duration: 5H 8. Play time: 6H 9. Standby time: 300H 10. Speaker sensitivity: 115+/-3dB at 1KHz; 11. Speaker impedance: 32 ohms+/-15% at 1000Hz 12. Microphone sensitivity: -38+/-1dB at 1kHz 1Pa 13. Frequency response range: 20-20KHz 14. Bandwidth: 100KHZ-5KHZ 15. Impedance: 200ohms 16. Input charging standard DC 5V 17. Frequency response range: 2.4GHz 18. Transmission distance: up to 10M 19. Voice prompt: Support 20. Multipoint connection: Not supported 21. Wearing method: In-ear 22. Instructions: Chinese and English 23. Interface: TYPE-C 24. Waterproof level: IPX5 25. ENC noise reduction depth (4-mic call noise reduction): greater than -35dB