The Raspberry Pi 4 Model B 2GB is the successor to the Raspberry Pi 3. You can use it to build your own little media player, game console, or home automation controller. This version has an improved DDR4 RAM of GB, making the Raspberry faster and more energy-efficient. On top of that, its good cooling allows you to leave it on 24 hours a day for all your home automation projects. This microcomputer features a Gigabit WiFi connection, letting you set up a fast and reliable wireless connection, so you can even stream Full HD movies. For 4K movies, the Raspberry Pi 4 has 2 micro HDMI ports. Finally, the DIY computer features the energy-efficient Bluetooth version 5.