new fashion high-end good audio noise cancelling ANC teens game headphone, wired with cable

Description

1. Input terminals: DCФ3.5DC Plug 4
2. Working voltage: 3.7V
3. Maximum output power: *0MW
4. Noise level :*0db
5. Signal to noise ratio (SNR): ≥ *0db
6. Power supply: **0mA lithium battery
7. Rated operating time:≥*8h
8. Noise Reduction Type: One-way feedback
9. Speaker diameter: Ф*0mm
*0. Speaker Impedance: *2Ω
*1. Speaker frequency response: *0Hz - *0KHz
*2. Speaker sensitivity: **5dB
*3. Wire length: pvc wire, 1.2m     

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