Avid Pro Tools Carbon, DSP audio interface for Pro Tools, 8 HDX DSP processors (2.8 GHz), 32 Bit / 192 kHz, Dynamic range (A-weighted): 120 dB, THD + N (0.0003%): -110 dB, Frequency range (± 0.1 dB): 20 - 20,000 Hz, Dimensions: 19“/ 1U, System requirements: Pro Tools 2020.11, MacOS Catalina 10.15.6 or later, Ethernet connection or adapter from Thunderbolt to Ethernet, Includes Pro Tools standard software (1 year license with upgrade plan) and extensive software package (download), power cord, Ethernet cable, rack screws and rubber feet@+@+*Connections:*@+, 8 x Combo inputs (XLR / jack, balanced), 4 of them with variable Z, 8 x Line inputs (25-pin D-Sub balanced), 2 x Variable Z instrument inputs on the front (6.3 mm jack, unbalanced), 8 x Line outputs (25-pin D-Sub, balanced), 2 x Monitor outputs (6.3 mm jack, balanced), 4 x Headphone outputs on the front (6.3 mm jack), 200 mW at 32 ohms, ADAT inputs / outputs: 16 channels @ 44.1 - 96 kHz and 8 channels @ 176.4 - 192 kHz, Word clock input / output