FMR RNC 1773 Compressor Unit Size: 1/3 x 1 EIA rack unit Connectors: 1/4" Unbalanced I/O (TS, or TRS forconsole inserts); L/R in &amp; out, TRS sidechain Controls and Displays Operating Level: 0.775 Vrms (0 dBu) nominal Noise: Less than -90dBu over 20-20kHz