Portable Bluetooth Receiver, Moonet A2DP Wireless Adapter for Home/Car Audio Music Streaming Sound System /Bluetooth Car Kits with 3.5 mm Stereo Output 3.0 (Cool Black) 3.5mm stereo input jack,bluetooth speakerphone Maximum transmission distance of 10m Supports hands-free calling,receiving and answering phone calls Can connect two Bluetooth devices at the same time Compatible with car stereos, home stereos/speakers, headphones and most mobile devices with 3.5mm AUX port