1.4GHz 64-bit quad-core ARMv8 CPU, 1 GB RAM Bluetooth 4.2, Bluetooth Low Energy 802.11n Wireless LAN, 10/100Mbps Lan Speed 4 USB ports, 40 GPIO pins, Full HDMI port, Combined 3.5mm audio jack and composite video Camera interface (CSI),Display interface (DSI), Micro SD card slot (now push-pull rather than push-push), VideoCore IV 3D graphics core