The E-mu Systems E4K is a professional digital audio workstation (DAW) designed for recording, editing, and mixing music. It is a powerful and versatile system that is capable of producing high-quality audio recordings. The E4K features a variety of features, including a 24-bit/96kHz audio interface, a 32-track digital mixer, a variety of effects and processing tools, and a comprehensive library of virtual instruments. It is also compatible with a wide range of software and hardware, allowing users to easily integrate their existing gear into the system.