1. Master-slave switching function.
2. Clear pairing.
1. Bluetooth-compatible chip and Bluetooth-compatible version: Jerry AD6983D2 (JL AD6983D2), V5.1+EDR;
2. Bluetooth-compatible protocol: HFP V1.5 /AVRCP V1.5/A2DP V1.3;
3. Operating frequency: 2.402GHz-2.480GHz;
4. Transmission power: CLASS2 3DB;
5. Temperature range: -15 to +50℃;
6. Speaker size and impedance: ⊙13mm real copper ring, 16Ω;
7. Audio signal-to-noise ratio S/N: ≥98dB;
8. Microphone sensitivity: -38Db±2Db;
9. Microphone MIC: 2718 silicon microphone;
10. Headphone battery: single side 40mAH, battery model 501012 without plate polymer lithium battery;
11. Charging box battery: 250mAH, battery model 701230 plus protective plate polymer lithium battery;
12. Headphone charging current/voltage: 30mA / DC 4.75-5.25V;
13. Charging box charging current/voltage: 300mA / DC 4.75-5.25V;
14. Headphone charging time: about 1 hour;
15. Charging time of charging box: about 2 hours;
16. Transmission distance: ≥10 meters;
17. Talk time: about 5 hours;
18. Listening time: about 5 hours (the actual use time depends on the type of song and volume requirements, 80% volume);
19. Working current: 7mA;
20. Leakage current after shutdown: 12uA;
21. Talking current: 8 mA;
22. Maximum volume playback current: 10 mA;
23. Standby time: about 70h (theoretical value. After the headset is connected to the mobile phone, the standby time is not working);
24. Charging port: TYPE-C;
25. The number of times the earphone is charged by the charging box: ≥2 times;
Headset x 2
Charging Cable x 1
Charging Box x 1
Instructions x 1
1. Due to manual measurement, please allow 1-3cm error. Make sure you don't mind before bidding.
2. Due to the difference of different monitors, the picture may not reflect the actual color of the product. Thanks.