New was 289£ 2 months old with stickers on Android7.1Nougatsystem, CPU: Quad Core,RAM:2GB,ROM:32GB, Brand radio IC: NXP TEF6686,with better reception. 2）Built-in TDA7560 amplifier IC，Supports subwoofer audio output, and control it separately. Supports 4K(3840*2160 pixels) /1080P HD video,supports phone mirroring function,You can use your smartphone's online GPS to mirror on this unit,support DAB+ function 3）Adjustable Viewing Angle, Supports GPS Navigation,pre-install Google map(without offline map data), Built in USB Port/ Micro SD Slot(up to 64GB), WIFI(Built in WIFI modem)/3G(Extra device required), Support reversing camera(Extra device required) 4) Support output almost everything to the headrests,even it play the video from USB/SD card, or online Youtube video.Supports Bluetooth call /audio play, Sync phonebook，quick search contacts,external microphone,Comes with 1.5m long WIFI antenna for better signal reception. Specifications： OS: Android 7.1Nougat CPU: Quad Core RAM: DDR3 2GB Nand Memory: 32GB Radio IC: NXP TEF6686 Amplifier IC: TDA7560 Bluetooth: BT it's got all functions!