3 x Raspberry Pi 4 2G noi

Processor:
Broadcom 2711
CPU Architecture: Cortex - A72, 64 bits
Frequency: 1.5 GHz
CPU cores: 4
RAM memory: 2 GB LPDDR4 SDRAM
Connectivity:
WiFi: 2.4 GHz și 5 GHz IEE 802.11 b/g/n/ac
Bluetooth: 5.0 BLE
Ethernet: Gigabit
2 x USB 2.0
2 x USB 3.0
Header GPIO with 40 pini (compatible with previous versions)
Video & audio:
2 x connector micro HDMI with 4k support
1 x connector MIPI DSI (Display Serial Interface)
1 x connector MIPI CSI (Camera Serial Interface)
Stereo audio output and video composite
Multimedia:
H.265 decode (4kp60)
H.264 decode (1080p60)
H.264 encode (1080p30)
OpenGL ES 1.1, 2.0, 3.0 graphics
Micro SD format for loading OS and data storage
USB Type C power por: 5V, 3A
Operating temperature: 0 - 50 degrees Celsius