Advanced
Acoustic Technology Corp.
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MP3 Earphone - AEP-428
| 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 |