1. /+ receiver. Slide show function 2.Support picture display, show name display function. Bluetooth music & Calling answer 3. TF card MP3 player. Wireless mission for +/ radio to your existing car radio amplifier by FM mission technology. 4. Service Following Function & Quick SCAN to search available free / + frequency. 5 Line-out function, to get the best sound quality through the connecting to Car's Aux-in. 5. Draws power from the car's lighter.With magnet stand and / or Vent clip easy to install and adjust the position of the devices 1. 5V DC power supply connected to the micro-USB 2. Frequency range: Band III 174-240MHz. 3. FM mit range: 87.5-108MHz. 4. 3.5mm stereo Line output connecting to car stereo aux-in . 5. 2.4 inch TFT screen offers a colorful & wide view 6. Size: 84mm x 58mm x 15mm 7. Include car-use film active antenna(MCX 5v Line-) colour:Black Material:plastic Package Contents: 1 x receiver Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.