The Bose T4S ToneMatch Digital Mixer is loaded with studio-quality effects and advanced digital audio processing, making tone management easy. Intuitive tactile controls, extensive connectivity, and phenomenal sound quality. It's all there for you to take advantage of. The T4S is more than just a mixer. It's a complete control centre for your sound. Hook up a huge variety of sound sources, and control the sound of each channel independently with precise equalisation, dynamic processing, and high-quality effects. You can even integrate your T4S seamlessly with your PC or Mac, as well as play audio from a USB drive thanks to USB type-A and type-B connectors. If you use a Bose L1 or F1 system, you have complete end-to-end sound optimisation at your fingertips. The included ToneMatch cable makes quick work of connecting to your Bose system. And with the included protective magnetic cover, you can keep your T4S safe from harm and accidental parameter adjustments.