Clarett+ 4Pre is the studio-grade audio interface for PC and Mac, designed for music makers who demand the highest quality while recording and mixing their audio creations. The Clarett+ 4Pre has four high-headroom, low-noise, low-distortion Clarett+ mic preamps that feature All-analogue Air with impedance switching and relay control to capture vocals, drums and acoustic instruments with immense clarity. Two JFET instrument inputs let you plug straight in and preserve the natural tone of your guitar, just like plugging into an amplifier.Features: Four professional-quality Clarett+ Preamps Two JFET instruments inputs All-Analogue Air New and Improved A-D/D-A Converters Powerful and transparent headphone output ADAT optical input Focusrite Control Software Specifications: Mic Inputs Frequency Response: 20-20kHz ± < 0.03dB, -35kHz ± < 0.15dB Mic Inputs Dynamic Range (Min Gain): 118dB Mic Inputs Max Level: 18dBu Line Inputs Frequency Response: 20-20kHz ± < 0.05dB, 20-35kHz: ± < 0.15dB Line Inputs Dynamic Range (Min Gain): 118dB Line Inputs Max Level: 26dBu Instrument Inputs Frequency Response: 20-20kHz ± < 0.04dB, 20-35kHz ± < 0.15dB Instrument Inputs Dynamic Range: 116dB Instrument Inputs Max Level: 15dBu Line Monitor Outputs Frequency Reponse: 20-20kHz ± < 0.02dB, 20-35kHz ± < 0.02dB Line Monitor Outputs Dynamic Range: 124dB Line Monitor Outputs Max Level: 18dBu Headphone Outputs Frequency Reponse: 20-20kHz