2 in / 2 out USB audio interface 96 KHz, 24-bit conversion 2 Focusrite microphone preamplifiers Red anodised aluminium unibody chassis Front panel 2 line/mic/instrument combination inputs – high quality XLR/¼” TRS Jack Combo 2 Line/Instrument switches 2 Gain knobs 2 Gain halo signal indicators 48V Phantom power switch Direct monitor switch Large monitor level dial USB Connection LED indicator Headphone output - ¼” TRS Jack Headphone level knob Rear panel 2 balanced monitor outputs – ¼” TRS Jack USB 2.0 Port Kensington Lock slot Included software Ableton Live Lite Focusrite Scarlett plug-in suite Analogue Input Performance Mic Frequency Response 20Hz - 20kHz +/- 0.1 dB THD+N -100dB (minimum gain, -1dBFS input with 20Hz-20kHz filter) Equivalent Input Noise (EIN) < -127dB: measured at maximum gain with 150Ω termination (20Hz-20kHz filter) Gain Range -4dB to +46dB Max Input Level +4dBu Line Frequency Response 20Hz - 20kHz +/- 0.1dB THD+N -91dB (measured at minimum gain with -1dBFS input and 20Hz-20kHz bandpass filter) Noise -104 dBu (22 Hz/22KHz bandpass filter) Signal to Noise Ratio > 100dB Gain Range -21dB to +29dB Max Input Level +20dBu Instrument Frequency Response 20Hz - 20kHz +/- 0.1dB THD+N -72dB (measured at minimum gain with -1dBFS signal and 20Hz-20kHz bandpass filter) Noise -87dBu (22Hz/22kHz bandpass filter) Gain Range -4dB to +46dB Max Input Level +4dBu Analogue Output Performance Nominal Output Level 0dBFS = 10dBu, balanced Frequency Response 20Hz - 20kHz +/- 0.2dB THD+N -100dB (measured with -1dBFS input 20Hz-20kHz filter, un-weighted) Output Impedance < 10Ω Power Output into 150Ω 15mW Power Output into 50Ω 30mW Digital Performance Clock sources Internal clock only A-D Dynamic Range 105dB 'A-weighted' (all inputs). Converter chipset A-D dynamic range 114dB D-A Dynamic Range 104dB 'A-weighted' (all outputs). Converter chipset D-A dynamic range 114dB Supported sample rates 44.1 KHz, 48 KHz, 88.2 KHz, 96 KHz Crosstalk Input to Input Better than 90dB Output to Output Better than 90dB Input to Output Better than 85dB Input Metering Ring LED lit Green Signal present (-24 dBFS) Ring LED lit Red Signal overload (0dBFS), peak held for approximately 1 second Weight and Dimensions Height 45 mm / 1 ¾ “ Width 175 mm / 7” Depth 100 mm / 4” Weight 580 g / 1.3 lbs