Allen & Heath ZED-16FX, Small Mixer, 10 Mic / line inputs, 3 Dual stereo inputs, DuoPre TM preamp with 69 dB gain range, 3 Aux sends, 1 FX send, USB send and return, Insert per channel, High pass filter, Mute per channel, Built-in effects unit with 16 presets, Tap delay and editable parameters, Stereo return, 2-Track return, 6.3 mm Headphone connections, Stereo record output, Alternative stereo output, Mono Sum of the LR output, Master LR, 12-Segment LR displays, Master control for Aux 1 & 2, Dimensions (W x D x H): 464 x 450 x 98 mm, Weight: 8.5 kg, Suitable rack mount: Art.#279395# (not included)