Radxa ROCK 4 A / B

ROCK 4A

A Classic SBC with Dual Display and 4K

ROCK 4B

An Upgraded ROCK 4A SBC with WiFi5 & BT5 and PoE Support

Rockchip RK3399

Arm® big.LITTLE™ technology

Arm® Mali™ T860MP4 GPU

Support OpenGL ES1.1/2.0/3.0/3.1/3.2, OpenCL1.2, DirectX11.1 etc

Experience the Charm of Dual Display and 4K

> Support H.265/VP9 (HEVC) hardware decode (up to 4Kp60)

> Support H.264 hardware decodes (up to 1080p60)

> Standard HDMI ports support displays up to 4K@60fps

> MIPI DSI interface Support 1080p@60fps

*HDMI and MIPI DSI can work at the same time, support mirror mode or extend mode.

Multiple Storage and Booting OS Solution
eMMC, Micro SD Card and M.2 M Key Connector

High Speed and Capacity to Fulfill Diverse Storage Needs

Both Wired and Wireless Connectivity

> Supporting 802.11 b/g/n/ac (Wi-Fi 5) wireless LAN, BT 5.0 with BLE

> Gigabit Ethernet with Power over Ethernet (PoE) support (additional HAT is required for powering from PoE)

Note: Wireless LAN and Bluetooth, as well as PoE-enabled Ethernet, are only available in ROCK 4B. ROCK 4A lacks built-in wireless and PoE capability.

Various Accessories Support

Official Accessories:

Third Party Accessories:

Comprehensive Technical Documentation and
Active Community

Additional Features

Camera MIPI CSI 2 lanes via FPC connector Support up to 800 MP camera The Camera connector features a compact 1mm pitch	Headphone Jack One 3.5mm audio jack (MIC input) HD codec that supports up to 24-bit/96KHz audio	USB 2.0 2x USB2 Host ports
USB 3.0 1x USB3 OTG port 1x USB3 HOST port	Gigabit Ethernet (ROCK 4A) GbE LAN without Power over Ethernet (PoE) support	40x Color GPIO Supporting various interface options: 2 x UART, 2 x SPI bus, 3 x I2C bus, 1 x PCM/I2S, 1 x SPDIF, 2 x PWM, 1 x ADC, 6 x GPIO, 2 x 5V DC power pin, 2 x 3.3V power pin

Interfaces

Radxa ROCK 4A

Radxa ROCK 4B

Tech Specs

Download

Documentation

Product Information

Official Images