PC Interface:USB,Bluetooth-Enabled Combination:MP4 Players,Bluetooth-Enabled Certification:CE,ROHS,FCC Supporst Card:Yes Product name:2018 hot 1.7 LCD multi-function bluetooth Car Kit MP3 Player Bluetooth Version:4.2+EDR Product Input:12-24V Charger Output:QC3.0+5V 2.4A FM Frequencies:87.5-108MHz Wireless protocol:AVRCP,HFP,A2DP Music format:MP3/WMA AUX in / out function:Support LCD display:1.7 inch Flexible metal hose:Support Show More