Introducing the Allen & Heath XONE S2 Professional DJ Mixer, a 4-channel rack-mountable device perfect for DJs and music enthusiasts alike. With LED lights and a sleek black color, this mixer is not only practical but stylish as well. The XONE:S2 features USB connectivity, line/phono switches, a built-in equalizer, and a variety of effects including filter enhancements. Additionally, this mixer has a rack unit height of 4U, making it a perfect addition to any DJ setup. Whether you're a professional DJ or just starting out, the Allen & Heath XONE S2 is the perfect mixer to elevate your music experience.