SpecificationProcessor:   Broadcom BCM2711, quad-core Cortex-A72 (ARM v8) 64-bit SoC @ 1.5GHzMemory:    1GB, 2GB or 4GB LPDDR4(depending on model)Connectivity:2.4 GHz and 5.0 GHz IEEE 802.11b/g/n/ac wirelessLAN, Bluetooth 5.0, BLEGigabit Ethernet2 × USB 3.0 ports2 × USB 2.0 portsGPIO:    Standard 40-pin GPIO header(fully backward-compatible with previous boards)Video & Sound:2 × micro HDMI ports