Focusrite Scarlett 6i6 USB Audio Interface, 2nd Generation - Bundle With MXL 550/551R Condenser Ensemble Microphone Kit, 2x 20' 8mm XLR Microphone Cable Focusrite Scarlett 6i6 2nd Gen 6 Input/6 Output USB 2.0 Audio Interface - USB Cable - Power Supply - Bundle Code for Software - Focusrite 1 Year Warranty - MXL 550/551R Condenser Ensemble Microphone Kit - 2x Pig Hog 20' 8mm XLR Microphone Cable System Requirements: Mac OS: 10.10 (Yosemite), 10.11 (El Capitan) Windows: Windows 7 (64-bit), Windows 8.1, Windows 10 Scarlett 6i6 (2nd Gen) is class compliant on Mac. Driver will be required for PC. Supported Sample Rates: 44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz, 176.4 kHz, 192 kHz Microphone Inputs: Frequency Response: 20 Hz - 20 kHz +0.5/-1.5 dB Dynamic Range: 109 dB (A-Weighted) THD+N: Less Than0.002% Noise EIN: -127 dBu Maximum input level: +8.5 dBu Gain Range: 50 dB Line Inputs 1-2: Frequency Response: 20 Hz - 20 kHz +0.5/-1.5 dB Dynamic Range: 109 dB (A-Weighted) THD+N: Less Than0.003% Maximum input level: +22 dBu Gain Range: 50 dB