Raspberry Pi 4 Model B 8GB RAM linux Development Board Cortex-A72 64-bit Quad core 1.5GHz SOC 2.45.0 GHz WiFi Bluetooth 5.0 (8GB RAM)

Raspberry Pi 4B Specifications :

Processor:Broadcom BCM2711, quad-core Cortex-A72 (ARM v8) 64-bit SoC @ 1.5GHz
Memory:2GB/4GB/8GB LPDDR4 (depending on model)

Connectivity:
-2.4 GHz and 5.0 GHz IEEE 802.11b/g/n/ac wireless LAN
-Bluetooth-compatible 5.0
-BLE Gigabit Ethernet
-2 × USB 3.0 ports
-2 × USB 2.0 ports.

GPIO:
-Standard 40-pin GPIO header
-(fully backwards-compatible with previous boards)

Video amp; sound:
-2 × micro HDMI-compatible ports (up to 4Kp60 supported)
-2-lane MIPI DSI display port
-2-lane MIPI CSI camera port
-4-pole stereo audio and composite video port

Multimedia:
-H.265 (4Kp60 decode);
-H.264 (1080p60 decode, 1080p30 encode);
-OpenGL ES, 3.0 graphics

SD-compatible card support: Micro SD-compatible card slot for loading operating system and data storage

Input power:
-5V DC via USB-C connector (minimum 3A 1 )
-5V DC via GPIO header (minimum 3A 1 )
-Power over Ethernet (PoE)–enabled
-(requires separate PoE HAT)

Environment:Operating temperature 0–50ºC

How to use the Raspberry Pi?
-The Raspberry Pi official website provide the use guide in this link:
-https://projects.raspberrypi.org/en/projects/raspberry-pi-setting-up
-https://projects.raspberrypi.org/en/projects/raspberry-pi-using