Audient iD4 USB Audio Interface and microphone preamplifier Mk1. Mic gain: 0 to 58 db. Line gain: -10 to 48 db (-10db hardwired line pad). Maximum input level: +12 dbu (0 dbfs digital maximum). Input impedance (mic): 2.8 k?
Snr: 96 db un-weighted, 99 db a-weighted. Xlr combi female pin 2 (hot), pin 3 (cold) & pin 1 (shield). 1/4 trs jack tip (hot), ring (cold) & sleeve (shield). I gain: -5 to 35 db. Maximum input level: +8 dbu (0.6% thd typical). Frequency response: ±0.1 db 20hz to 22khz.