The Sound Devices CS-4 Production Case is a high-quality Cordura case made to carry a Sound Devices 442 or 442N field production mixer. The case is designed and built by Camrade. It has a mixer compartment plus an integrated accessory compartment sized for wireless transmitters, receivers, or portable recorders. This compartment can hold a Sound Devices 7-series recorder. There is also a lower compartment suitable for an NP-type battery. The CS-4 can be used over the shoulder with the included leather shoulder strap and can connect to third-party accessory cases. The CS-3 bag can be attached to the CS-4 for larger production applications.