Feature: --Brushed metal panel, Dual knob development and Built-in BT+ phone. --Hands-free calls and Supports Advanced Audio Distribution Profile. --Off time display function and Digital high-quality FM stereo radio. --Preset 18 stations (frequency: 87.5-108 MHz) and Support USB / SD / MMC card reader. --Support Audio: MP3 / WMA / WAV, etc.Support folder function and Support breakpoints and ID3 Play. Description: Product Name: Car Radio MP3 Player Power supply voltage: 12V Storage capacity: other capacity Play time: Yes Sound source: Vehicle Integrated MP3 player Power supply mode: external power supply Size: 178*115*58mm Material: hardware, electronics, plastic FM function: Yes Screen color: OLED color screen Packing include: Host Remote control Instructions Power cord Key dismantling sheet Note: because manual measurement, there will be some error, which is normal. Due to the light and screen setting difference, the color may be slightly different from the pictures.