Description: Supporting bi-directional switching, this audio converter supports 2 signal inputs to select one output to audio and one signal input and output to 2 amplifiers and select one of the amplifiers to run, meeting your different usage needs. Thanks to its plug-and-play design, this audio converter is driver-free and convenient to use. Not only is it widely compatible with a wide range of devices, but it also restores true sound quality, providing you with a detailed and accurate sound. It is constructed of metal material. The length of this product is 7.8cm and width is 4.8cm. It is suitable for speakers. Item Name: Audio Converter Material: Metal Features: Stable Transmission, Bi-Direction, 2 in 1 Out Size Details: L: 7.8cm/3.07", W: 4.8cm/1.89" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Audio Converter Supporting bi-directional switching, this audio converter supports 2 signal inputs to select one output to audio and one signal input and output to 2 amplifiers and select one of the amplifiers to run, meeting your different usage needs. Thanks to its plug-and-play design, this audio converter is driver-free and convenient to use. Not only is it widely compatible with a wide range of devices, but it also restores true sound quality, providing you with a detailed and accurate sound. It is constructed of metal material. The length of this product is 7.8cm and width is 4.8cm. It is suitable for speakers.