PUMPKIN Android 7.1 Car Stereo Double Din Universal with Navigation, WiFi, Support Fastboot, Backup Camera, Android Auto, USB SD, 7 inch Touchscreen (Android Car Stereo with GPS) Operation System:Android 4.4,cortex A9 dual-core 1.6GHz CPU,RAM SAMSUNG DDR3 1GB,ROM 8GB,multi-touch screen;Mali 400MP GPU Multi-support:Support both 3G and WiFi and portable hotspot, support 1080P video,support DVR, OBD2,support subwoofer,max audio output:4X50W Multi-function:Built-in GPS navigation(4GB map card as gift),dual zone function,support radio/disc/ipod/USB/SD playback while navigating; hand free phone call,steeling wheel control function,AV-in for reverse camera,compatible with top GPS software Multi-media:in dash car DVD player,USB and micro SD,FM/AM RDS radio data system