Item Type: Sound Aids Programming Cable Connector Material: Metal Function: 4 pin sound aid programming cable is a connection cable between the sound aid and a computer or other device used to program or adjust the sound aid. Package List 1 x Sound Aids Programmer Cable Connector 1 x Storage Box 1Multifunctional: Programming cable adapter can be used for a variety of purposes, including programming, data transfer, and data regulation. 2Main Function: 4 pin sound aid programming cable is a connection cable between the sound aid and a computer or other device, which can be used to program or adjust the sound aid. 3Easy to Use: Simply insert the plug of each 4 pin programming cable of sound aid into the corresponding socket of the adapter to connect them to each other. 4Wide Compatibility: With its universal design, this programming cable adapter is compatible with a variety of different sound aids, making it a versatile tool for sound professionals. 5Excellent Material: 4 pin sound aid programming cable adapter is made of reliable and excellent materials that are durable and long lasting.