The 328E Car Hands-free Bluetooth FM Transmitter MP3 Player is a must-have for any car owners. It integrates FM transmitter with hands-free calls, MP3 player, and Bluetooth connectivity, offering an easy and safe road trip experience. Though in a mini size, it can wirelessly stream music and calls from cellphone to your car stereo system. Built-in microphone allows you to speak to callers without picking up the phone when you are driving. Advanced CVC technology prevents echo and wind noise for high quality sounds. Built-in media player can play MP3 files from external TF card or USB flash drive. Plus, it offers a USB output to charge your portable devices. You got to get one!                                    Features             Integrate FM transmitter with hands-free calls, MP3 player, and Bluetooth connectivity<br>
 Wirelessly stream music and calls from cellphone to your car stereo system<br>
 Built-in microphone allows you to speak to callers without picking up the phone<br>
 Advanced CVC technology prevents echo and wind noise for high quality sounds<br>
 Play MP3 files from external TF card or USB flash drive<br>
 Offer a USB output to charge your portable devices<br>
 Display caller ID on LED screen<br>
 Compatible with 21-key remote controller and steering wheel controller<br>
 Built-in rechargeable battery, long run time<br>
 Plug-and-play, easy to use<br>
 Mini and light, easily fit anywhere <br>
                                                            Specifications             Material     ABS     <br>
 Color     Black     <br>
 Screen     1.1 inch     <br>
 Interface Type     USB Interface    <br>
 Bluetooth Version     3.0     <br>
 Charging Voltage     5 V    <br>
 Dimensions     (6.3 x 2.76 x 2.76)" / (16 x 7 x 7)cm (L x W x H)    <br>
 Weight     2.93oz / 83g    <br>
 Music Source     Flash Drive Cellphone TF/Micro SD Card      <br>
 Micro SD/TF Card Expansion (Max.)     32G    <br>
 SNR (dB)     68    <br>
 Degree of Distortion (%)                             Package Includes            1 x Car Handsfree Kit<br>
1 x Chinese / English Manual<br>
1 x Remote Control (With Button Batteries)<br>
1 x Audio Cable (50cm)<br>