<p>Wirelessly transmit phone call from Bluetooth mobile phone to the car FM stereo system</p><p>Powered by the cigarette socket in the car (DC 12V/24V)</p><p>Bluetooth FM Transmitter: Comes with Hands-free Car Kit Charger, which support USB driver and TF card. It can automatically play and transmit the MP3 files of USB Flash Drive and TF Card</p><p>HI-FI Stereo Sound Quality: Bluetooth sound processing A2DP, High-performance built-in microphone with Echo Cancellation and Noise Suppression (CVC) technology which can offer you clear talking and wonderful music. ( NOTE: Double click "CH" Button to change the Language mode )</p><p>Fast and Safe Charge: 5V/2.5A USB charger will automatically adjust the output power to different smart phone. Used for mobile phone quick charger without damage to the battery</p><p>Hands-free Calling: Simply paired your phone with the Bluetooth Adapter and its hands-free system can liberate your hands during answer the calls and let you drive safely</p><p>Universal design for all types of devices! Working as Hands-Free Calling and Car Charger for any devices with USB or Bluetooth including iPhone, iPods, Samsung Galaxy, Google Nexus or other smartphone, GPS and tablets</p>