Description <br> Description: <br> BT06 Car MP3 Player FM Transmitter 4.0 MP3 Player Hands-free Car Kits Radio Audio Adapter 5V 2.1A <br> Feature： <br> Version 4.0 : Supports calls, music streaming, number of calls. Compatible with TF card 1U disc player and card reader function, support music in MP3 / WMA format. <br> FM broadcast frequency : 87.5-108.0 MHZ <br> 1.3 LED dot matrix display: display frequency point, file name and work status information. <br> Double 2.1A USB charging port : can extend the function of the portable device, Suitable for all mobile phones, and other electronic charging products. <br> Supports power failure memory and folder playback. <br> Supports menu setting language with one key, playback mode and sound mode <br> Auxiliary input and output function. One button switch, pause, listen / hang up / arrows <br> Specification: <br> version: 4.0 + EDR <br> Effective distance: 0.5-2m <br> Transmission Distance: 10m <br> Screen: 1.3 inches <br> Expanded memory: TF and USB / 128 GB <br> Music format: MP3 / WMA <br> FM broadcast frequency 87.5-108.0 MHz <br> Working temperature 0-40degC <br> Degree of distortion: 60db <br> Output Current: DC5V 2.1A + 1A <br> Operating temperature: 0-40 ℃ <br> Package Includes: <br> 1 x FM transmitter <br> 1 x User Manual <br> 1 x Audio Cable <br>