Apple MB535LL User Guide - Page 74

Analog Audio Specifications  Sample rate: 44.1 kHz, 48 kHz, or 96 kHz  Jack type: 1/8" mini  Bits per sample: 16-bit or 24-bit  Frequency response: 20 Hz to 20 kHz, +0.5 dB/-3 dB Analog audio out using the headphone jack (typical values) Based on a typical situation with playback of 1 kHz, -3dBFS 24-bit sine wave, 44.1 kHz output sample rate into 150 ohms unless otherwise specified below.  Output voltage: 1.4 volts (root mean square) (Vrms) (+5.1 dBµ)  Output impedance: 24 ohms  Output power: 90 milliwatts (mW)  Signal-to-noise ratio: Greater than 90 dB  Total harmonic distortion + noise: Less than -75 dB (.01 percent)  Channel separation: Greater than 50 dB Analog audio line in (typical values) Based on a typical situation with playback of 1 kHz, -3dBFS 24-bit sine wave, 44.1 kHz output sample rate unless otherwise specified below.  Maximum input voltage: 2 Vrms (+8.2 dBµ)  Input impedance: Greater than 20 kilohms  Signal-to-noise ratio: Greater than 90 dB  Total harmonic distortion + noise: Less than -85 dB (.006 percent)  Channel separation: Greater than 80 dB 74 Appendix A Specifications