USB Bluetooth 3.5mm Stereo Audio Music Receiver Adapter with 3.5mm Audio Cable for Home Stereo, Portable Speakers, Headphones, Car (AUX In) Music Sound Systems and More(Black) use ePacket to send it out.ETA: 7-15 working days. Makes any a Bluetooth sound system capable of wirelessly playing music from your mobile, iPhone, PC, MP3 player. Up to 10M/32.8ft transmission distance, enjoy music freely anytime, anywhere without the bound of wire. Standard 3.5mm plugs, compatible with any car stereo or speaker with 3.5mm audio jack. Mini and portable bluetooth music receiver with 3.5mm audio cable.Fantastic sound quality and easy to pair and connect.