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| Sell USB Mobile Phone Headphone |
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| Model No.︰ | M02, M17. M38 |
| Brand Name︰ | - |
| Country of Origin︰ | China |
| Unit Price︰ | - |
| Minimum Order︰ | 1000 pc |
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EARPHONE ELECTRICAL CHARACTERISTIC
Driver Unit :Ø15.4
Impedance :32Ω
Sensitivity :108db(at 1KHZ 0.178V)
MAX. Input power : 8mW
Frequency range : 20Hz~20KHz
Distortion : ≤5%(1mW 1KHz)
Plug :18pin USB
MICROPHONE ELECTRICAL CHARACTERISTIC
Sensitivity :-42dB(at 3V/2.2K 1KHZ)
Directivity : Omnidirectional
RL : ≤2.2kΩ
Current Consumption : Max.0.5mA
Standard Operation Voltage :3.0V
Sensitivity Reduction :Within-3dB at 1.5V
S/N Ratio : More than 58dB
Frequency range : 20Hz~20KHz |
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