Radxa ROCK 4A+ / 4B+

ROCK 4A+

A High-Performance SBC with Dual Displays and 4K

ROCK 4B+

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

Rockchip OP1

64-bit processors with Arm® big.LITTLE technology
provide enhanced performance with low power consumption and high efficiency

Arm® Mali™ T860MP4 GPU

Support OpenGL ES1.1 / 2.0 / 3.0 / 3.1 / 3.2, Vulkan 1.0, OpenCL1.1, 1.2, DX11 etc

Flexible memory configurations
to meet your unique needs

RAM: 2 / 4 GB LPDDR4

Onboard eMMC: 16 / 32 / 64 / 128 GB

Immerse in 4K Delight, Exquisite Like Reality

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

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

Supporting mirror and extended modes for display

> Standard HDMI 2.0 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 (WiFi 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

Product Information

Official Images