The AIR-SE-CC Replacement or Add-On Charging Case for AIR-SE Wireless System from Saramonic is a direct replacement for a lost or damaged AIR-SE system charging case, or as an extra on hand for back-up. It can also be used as a handheld mic holder for a second AIR-SE transmitter, allowing two subjects to record handheld simultaneously. Up to two transmitters can be stored and charged as well as one receiver.