Main Features:<br />LED display<br />With mic? supporting Bluetooth hands-free<br />Supporting Bluetooth stereo music play<br />Bluetooth version: Standard 2.1<br />With A2DP transmition technology<br />Echo cancellation and noise suppression (CVC) technology<br />Dual USB output? total output 5V / 4.2A (2.1A each)<br />Bluetooth stereo and FM transmitter<br />206 FM channels 87.5 - 108MHz<br />Automatic power-off memory function<br /><br />Note:<br />Cellphones and iPad showed in the pictures are not included in the package.<br /><br /><br /><br /><br /><br /><br /><br /><br />    Specifications<br />Specifications<br />  Color  : Black                                                  <br />                        Features: Dual USB port                                                  <br />                        Apply to : iPhone 4/4s/iPod/iPad 2/The Nwe iPad? Mp3? iPhone 5/5s? Mp4? Samsung Phones? Phones? iPad Mini? Digital Cameras? Other AC and USB Appliances                                                  <br />                        Input  : 12-24 V                                                  <br />                        Output  : 5V/2.1A                                                 <br />Dimension and Weight<br />  Product weight   : 0.037 kg                                                  <br />                        Package weight   : 0.11 kg                                                  <br />                        Product size (L x W x H)  : 9 x 2.5 x 7 cm / 3.54 x 0.98 x 2.75 inches                                                  <br />                        Package size (L x W x H)  : 12 x 10 x 4 cm / 4.72 x 3.93 x 1.57 inches                                                 <br />Package contents<br />  Package contents: 1 x Bluetooth Car USB Charger FM Transmitter? 1 x English User Manual                                                 <br /><br /><br /><br />                                                <br />