Features:
1. Smart APP, customizable EQ, switchable noise reduction, find my headphones
2. Active noise reduction (can reduce noise by up to 38dB)
3. The charging box displays the remaining battery power, and the battery usage is clear at a glance
4. ENC call noise reduction, clear, full and delicate sound quality, no noise
5. Bluetooth 5.4 technology, low latency, audio and video synchronization
6. Skin-friendly silicone earplugs, ergonomic design, comfortable to wear
Specifications:
1. Model: JR-FN3
2. Bluetooth version: BT5.4
3. Frequency response: 20Hz-20KHz
4. Supported protocols: HSP, HFP, A2DP, AVRCP
5. Audio codec format: AAC, SBC
6. Bluetooth range: 10 meters
7. Waterproof level: IPX4
8. Play time: about 6-7 hours (70% volume)
9. Battery life with charging box: about 28 hours
10. Talk time: about 6 hours (90% volume)
11. Battery capacity: 35mAh (earphones); 350mAh (charging box)
12. Charging time: about 2 hours
13. Charging input: 5V 1A
14. Charging output: 5V 0.16A
15. Charging interface: Type-C
16. Speaker size: 13mm
17. Speaker impedance: 32 ohms
18. Maximum output power: 5mW
19. Overall size: 66 x 50 x 27mm
20. Material: ABS + PC
21. Weight: earphones about 4.1g, charging box about 46g