Aerpro ABT511 Universal Bluetooth Audio Streaming Receiver and Hands-free Kit enables wireless Bluetooth streaming from a smartphone or tablet to any system with an AUX input, including car stereos and home entertainment systems. Easy to install and use, ABT511 features a rechargeable battery that enables up to 6 hours of playback / talk time. It is armed with echo and noise cancelling technology for interference-free transmissions. ABT511 is ideal for anyone wanting to make calls or stream music at home or in their vehicle, without the inconvenience of using cables. The kit also includes a micro USB cable for charging and a AUX extension cable with base for convenient mounting.