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MP3 Computer Communication  

MP3 Earphone - AEP-428

MP3 Earphone

1 Type Earphone+Microphone
2 RECEIVER Dimension External diameter 15 mm
3 Rated Input Power 2mW
4 Max. Inpu 10mW
5 Impedance 32 ohm ± 15% at 1000Hz Test
6 Sensitivity (S.P.L.) 102 ± 3dB at 1000Hz 0.18V
7 Microphone -44+/-3 dB V/Pa Ominidirectional
8 Plug Φ3.5mm 180 degree GOLDEN.
10 Weight 16g
09 Channel Balance Max. 4dB at 1K Hz
B.MICROPHONE    
10 Directivity Omnidirectional
11 Sensitivity -40±4dB (0dB=1V/Pa,1KHz)
12 Output Impedance (Max) 2.2KΩ
13 Standard Operation Voltage 2.0V
14 Current Consumption Max.0.5mA
15 S/N Ratio > 50dB
16 Parallel Capacitance 1000pf
C.CABLE    
15 Plug RECEIVER : Φ3.5mm 3 Polarity
    MICROPHONE : Φ3.5mm 3 Polarity
16 Net Weight 25g±3
17 Color BLACK

Introduction of Earphone