Factory Direct Headset ANC Active Noise Reduction Bluetooth Headset 5.0 Wireless Headset Mobile Phone Music Bass

Functional features:

1. Built-in high-precision ANC inverted noise reduction circuit, the 20db noise reduction level effectively isolates more than 85% of background noise noise;
2. Anti-access power interference, overcome the current sound problem of ordinary noise reduction headphones when connected to the 220 power grid equipment;
3. The noise floor is completely 0, solving the problem of excessive noise floor (hiss) of ordinary noise reduction headphones;
4. Fully imported material driving unit, corona single-formed diaphragm, providing high-quality sound quality with fever grade;
5. Powered by lithium batteries, providing working hours of more than 28 hours at a time full charge.Repeat rechargeNo need to replace the battery;
6. Full-cover ear cup design, soft, comfortable and not compressed in the protein cortex, and no fatigue when worn for a long time;
7. Using the machine wire separation design, when used alone for noise reduction, the audio connection cable can be unplugged to avoid wire troubles;

Technical parameters:

1.Category: ANC Bluetooth noise-cancelling headphones (QCC 3003)
2. Input terminal: 3.5mm mini stereo plug
3. Power supply method: powered by lithium electronic battery
4. Battery capacity: 600mAH
5. Working voltage: 3.7V

6. Working voltage: 3.7V
7. Large output power: 90mW
8. Noise reduction level: up to 20db
9. Noise reduction band: 50-1200khz
10. Signal-to-noise ratio (SNR): ≥85db
11. Rated working time: ≥28h
12. Noise reduction mode: front and back feedback combined with active noise reduction
13. Speaker diameter: Ф40mm
14. Speaker impedance: 32ohm
15. Speaker frequency response: 20 - 20KHz
16. Speaker sensitivity: 115dB
17. Diaphragm material: pet corona material
18. Diaphragm thickness: 19mil
19. Wire length: 1.2m