Coromose New USB Bluetooth Music Receiver Adapter for Iphone4 4S 5 Mp3 USB Bluetooth Music Receiver Adapter 3.5mm Stereo Audio for iPhone4 4S 5 Mp3 Easy To Operate: Simply connect your speaker with our device, immediately transform your speakers into a fashionable wireless Bluetooth speaker. Wireless Play: Removing troubles of wired connection, through the wireless connection and transmission ,enjoy a high fidelity music at any place indoor by wireless control. Perfectly Compatible: Our products can be compatible with nearly 95% of mobile phone or computer on the market. Support iPhone, iPad and most kinds of smart phones. Portable design: with mini size ,the feature of portable can let you carry them to anywhere you want.