The Aerpro Bluetooth Handsfree Car Kit enables wireless Bluetooth streaming from a smartphone or tablet to any system with a 3.5mm AUX input, including car stereos and home entertainment systems. Safely and conveniently enjoy hands-free phone calls and wireless audio streaming without the hassle of connecting cables. Both easy to use and install, it features a rechargeable lithium battery with up to 5 hours talk time and includes a micro USB charging cable (charger sold separately).