USB 3.5mm AUX Adapter for car Receiver Wireless TPE Elastic Cable, Aux Adapter: designed to add to car, home or audio system or speakers 3.5mm Aux Adapter: make the signal transmission more stable and faster, 10m distance instant and stable signal connection Durable: made of zinc alloy connectors and elastic cable, Portable Plug and Play, Auto Connecting: audio receiver automatically enters pairing when the power is connected Connect 2 Devices at One Time: receiver supporting simultaneous connection of 2 phones