Spare Parts, durable and easy to install Fine workmanship and perfect style 1.MIC INPUT 1-2 (balanced): Frequency response: -1/-1dB, 20Hz - 20kHz Dynamic range: 82 dB, A weighting +N/: 0.03%, 1kHz Maximum input level: +6dBu Input resistance: 10KQ Gain range: +3dB- +60dB 2.HI-Z INPUT 1 (unbalanced): Maximum input level: +3.0dBV Gain range: 0dB 40dB 3.LINE INPUT (unbalanced): Input resistance: 10KQ Gain range: -10dB 40dB 4.MAIN OUTPUT (impedance balance): Frequency response: -1/-1dB, 20Hz - 20kHz Dynamic Range: 82 dB, A weighting +N: 0.03%, 1kHz, Headphone output impedance: 16 Output impedance: 1KQ Input resistance: 100kQ Material: Metal colour: As shown Package Contents: 1 x sound card 1 x Data Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.