System: android 6.0-ram:1g-rom:16g-expand rom: 32g max-3g/wifi: support-rds: support-screen size: 9 inch-screen resolution: 1024*600-material type: aluminum + plastic-video type: vi, mp4, mp5,flv, pmp, rm, rmvb, mpg-audio type: support lossless audio play. Ape/flac/mp3, etc.-touchable screen: support-gps navigation: support-spport: 1080p full hd display- speaker impedance: 4ohm- maximum power: 45 w * 4- volume control: +/- 14 db (under 100hz treble 10 khz)- fm tuning range:-tuning range: 87.5-108 mhz-applicable sensitivity: 12db-snr: 50db-stereo resolution: 30db-language -big storages: 1g+16g + 32g rom max expansion-product with english manual-multiple touch high definition digital capacitive screen.-mirror link: supports the android phone only.-bluetooth: support bluetooth call,bluetooth music play-wifi: support wifi connection and mobile hotspot-durable and long service life what in the box 1 x stereo player1 x universal cable1 x rear camera in cable1 x rca universal1 x gps antenna