Frame sizes 12+2, 2 configurable auxiliary buses , XLR-type and ¼” metal jack connector sockets , RCA phono stereo playback inputs and record outputs, 3-band EQ with a swept mid on mono inputs , 2-band EQ on stereo inputs , TRS insert sockets and inserts on all mono inputs and mix output, Ten-segment LED output metering , Intuitive and comprehensive solo system , Headphone output , Easily rack mountable