هدست مدل HD-80001

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دو گوشی

Earphone • Size: outer diameter 50mm • Weight: 14.8 gram • Magnet: materials ferrite size Φ20.5x4.5mm • Impedance: 32 Ω at around 1KHz • Power rating: normal 30mW RMS Maximum 100Mw • Output sound pressure: 95±3dB /1mW/1cm with artificial ear per channel • level: average at 1.0k, 1.2k, 1.5k, 2.0Hkz • Resonance Fo: 100Hz • Frequency range: 100Hz-3000Hz • Distortion: 5% maximum at 1KHz/1mW/1cm • Abnormal sound test: must be normal tested by 3.0 voltage sine wave Microphone • Type: noise cancelling dynamic mic • Case materia: ABS plastic • Sensitivity: 0.-71dB ±3dB (at L=50cm)(0dB=1v/pa,1KHz) • Impedance low impedance 150Ω • Frequency: 150Hz-7000Hz • Pattern: Hypercardioid

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