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Noice Cancelling Jazza Headphones

  • $8000


PRODUCT FEATURES:

*Built-in noise reduction circuit inverting precision ANC, it can effectively cut off 85% of the background noise. 
*dedicated high-quality noise-style 40mm diameter driver unit, to ensure the highest quality. 
*3.7v lithium ion battery, it was recharged without replacing batteries. 
*two modes of operation, to choose :noise reduction state (subject to a battery), the normal state (without battery) ,it was easy to switch. 
*earmuffs imported sponge, soft and comfortable, long wear without fatigue.

Technical indicators:
1. Category: Active noise cancelling headphones 
2. the input terminals: DC3.5DC Plug 4 
3. working voltage: 3.7V 
4. the maximum output power: 90MW 
5. the noise level :18-20db 
6. the signal to noise ratio (SNR): ≥ 90db 
7. power supply: 120mA lithium battery 
8. Rated operating time:> 20h 
9. noise reduction modes: dual-microphone noise feedback 
10. Speaker diameter: 40mm 
11. Speaker Impedance: 32Ω 
12. speaker frequency response: 20Hz - 20KHz 
13. Speaker sensitivity: 115dB 
14. the noise level: ≤-78dBA 
15.the dynamic range: ≥ 78 dBA 
16. Distortion THD: ≤ 0.1% 
17. Stereo crosstalk: ≤ -52 dBA 
18. headphone wire length: pvc wire, 1.5M

 


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