This is an upgraded Bluetooth 5.2 cable designed for use with various in-ear monitors. It features a durable construction and a reliable connection. The cable is compatible with models such as ZSN Pro X, ZSN Pro, EDX Pro, DQS, AS16 pro, zar, zs10 pro x, zs12 pro x, castor, and CCA-CRA iem. It serves as a replacement cable for these devices, offering improved performance and convenience. The design includes a standard C PIN connector in black.