SPECIFICATIONS RAM:: 2G/4G Processor Brand: BROADCOM Power Supply:: 5V 3A with ON/OFF Switch Button, EU/US/UK/AU Origin: GB(Origin) Model Number: Raspberry pi 4 Module B Micro HDMI-compatible Cable:: 1.0m approx Intergrated Feature: 10/100/1000Mbps Intergrated Feature: WiFi 802.11b/g/n Intergrated Feature: bluetooth Interface: TF Card Support Interface: 2 x USB2.0 Heat sink:: 4 PCS Aluminum Demo Board Type: ARM Certification: FCC Certification: CE Brand Name: Maerknon Bluetooth:: 5.0 Raspberry Pi 4 Model B Specification : 1. Broadcom BCM2711, Quad core Cortex-A72 (ARM v8) 64-bit SoC @ 1.5GHz 2. 1GB, 2GB or 4GB LPDDR4-2400 SDRAM (depending on model) 3. 2.4 GHz and 5.0 GHz IEEE 802.11ac wireless, Bluetooth 5.0, BLE 4. Gigabit Ethernet 5. 2 USB 3.0 ports; 2 USB 2.0 ports. 6. Raspberry Pi standard 40 pin GPIO header (fully backwards compatible with previous boards) 7. 2 micro HDMI-compatible ports (up to 4kp60 supported) 8. 2-lane MIPI DSI display port 9. 2-lane MIPI CSI camera port 10. 4-pole stereo audio and composite video port 11. H.265 (4kp60 decode), H264 (1080p60 decode, 1080p30 encode) 12. OpenGL ES 3.0 graphics 13. Micro-SD card slot for loading operating system and data storage 14. 5V DC via USB-C connector (minimum 3A*) 15. 5V DC via GPIO header (minimum 3A*) 16. Power over Ethernet (PoE) enabled (requires separate PoE HAT) 17. Operating temperature: 0 ? 50 degrees C ambient Bundle 1 : 1 x Raspberry Pi 4 Model B (2GB RAM) 1 x ABS Case 1 x Cooling Fan 1 x 5V 3A Switch Power Adapter 4 x Heat Sinks 1 x Micro HDMI-compatible Cable 1 x 64GB SD Card 1 x USB SD Card Reader 2 x USB Wired Gamepads Bundle 2 : 1 x Raspberry Pi 4 Model B (2GB RAM) 1 x ABS Case 1 x Cooling Fan 1 x 5V 3A Switch Power Adapter 4 x Heat Sinks 1 x Micro HDMI-compatible Cable 1 x 64GB SD Card 1 x USB SD Card Reader 2 x USB Wired Gamepads Bundle 3 : 1 x Raspberry Pi 4 Model B (2GB RAM) 1 x ABS Case 1 x Cooling Fan 1 x 5V 3A Switch Power Adapter 4 x Heat Sinks 1 x Micro HDMI-compatible Cable 1 x 64GB SD Card 1 x USB SD Card Reader 2 x 2.4G Wireless Game Controller Bundle 4 : 1 x Raspberry Pi 4 Model B (4GB RAM) 1 x ABS Case 1 x Cooling Fan 1 x 5V 3A Switch Power Adapter 4 x Heat Sinks 1 x Micro HDMI-compatible Cable 1 x 64GB SD Card 1 x USB SD Card Reader 2 x USB Wired Gamepads Bundle 5 : 1 x Raspberry Pi 4 Model B (4GB RAM) 1 x ABS Case 1 x Cooling Fan 1 x 5V 3A Switch Power Adapter 4 x Heat Sinks 1 x Micro HDMI-compatible Cable 1 x 64GB SD Card 1 x USB SD Card Reader 2 x USB Wired Gamepads Bundle 6 : 1 x Raspberry Pi 4 Model B (4GB RAM) 1 x ABS Case 1 x Cooling Fan 1 x 5V 3A Switch Power Adapter 4 x Heat Sinks 1 x Micro HDMI-compatible Cable 1 x 64GB SD Card 1 x USB SD Card Reader 2 x 2.4G Wireless Game Controller