Broad Compatibility: Connects various devices with a 3.5mm port to headphones, speakers, or car stereos. Function: Splits a single 3.5mm port into two without volume loss, perfect for sharing audio. Sound Quality: Gold-plated connector and braided shielding ensure superior sound transmission. Compact & Portable: 20cm length, ideal for on-the-go use with smartphones or tablets. Case Friendly: Slim design allows usage without removing device cases.