Introducing the Mackie Big Knob Studio Command System - a professional-grade audio controller perfect for monitoring and controlling your audio setup. This unit features a variety of audio inputs including TRS, stereo L/R RCA, and TRS 1/4", allowing for versatile connectivity options. The rectangular shape and black color give it a sleek and modern look that will complement any setup. With the ability to control the audio levels of multiple sources, this wired unit is a must-have for any musician or audio professional. The talkback feature also allows for easy communication between the control room and the recording space. See pics for item height, length, and width. Invest in the Mackie Big Knob Studio Command System for precise and efficient audio control.