⭐BLUETOOTH ADAPTER¨- Designed perfect for non-Bluetooth car/home stereo system with 3.5mm aux jack to be Bluetooth enabled. Bluetooth audio receiver is equipped with built-in microphone for hands-free calling, GPS and streaming music while driving | ⭐HANDS-FREE CALLING - Make your car aux audio system and home theater as Hi-Fi surrounding system become Blue-tooth compatible, get music from Blue-tooth device such as for iPhone, iPad, iPod, HTC, Samsung Smart cellphone or Bluetooth PC, Laptop, tablet, other smartphone, most speakers, TV and radio. | ⭐LONG WORKING TIME - Provides up to 7 HOURS battery life of nonstop music streaming, radio, iPhone calls and only need 1.5 HOURS to charge it fully. Bluetooth to aux can connect 2 Bluetooth devices at the same time for enjoying your music and won't miss any calls. | ⭐STEREO SOUND QUALITY - Compared with the dim/quiet sounds on the market, this mini Blue-tooth adapter adopted special quality chip for improving sound quality which means a superior audio performance to spoil your ear and never feeling bored while driving. | ⭐EASY CONTROL & SATISFACTION GUARANTEE: Easily plugs into any powered PC speakers, Car & Home Stereo Sound System and A/V receivers using 3.5 mm jacks. Come with a user manual, you can play/pause/skip music/answer phone calls/redial the last called number or control music on the receiver.