The ESP-WROOM-32 is a compact WiFi + Bluetooth MCU module with dual-core performance, low-power operation, and rich built-in peripherals – ideal for IoT, automation, and smart devices.
IoT Development Boards
AD-B01-RK3328 Android Board
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AD-B01-RK3328 Android Board with quad-core processing, 4K video support, HDMI 2.0, and multiple interfaces for digital signage, kiosks, and smart displays.
The AD-B01-RK3328 Android Board is a reliable and cost-effective embedded Android solution powered by the Rockchip RK3328 quad-core Cortex-A53 processor. Designed for commercial displays and embedded applications, it supports 4K video decoding and HDMI 2.0 output, along with Ethernet, Wi-Fi, Bluetooth, 4G, USB, and SD card connectivity.
With multiple peripheral interfaces, integrated audio support, real-time clock, and strong electromagnetic compatibility, the AD-B01-RK3328 provides stable performance for continuous commercial operation. Its flexible connectivity and compact design make it suitable for digital signage, information displays, interactive kiosks, smart terminals, and customized Android solutions.
Key Features
- Rockchip RK3328 quad-core Cortex-A53 processor
- ARM Mali-450MP2 GPU
- CPU frequency up to 1.5 GHz
- LPDDR3 RAM: 1GB/2GB options
- eMMC storage: 8GB/16GB/32GB/64GB options
- 4K video decoding support
- HDMI 2.0 HD output
- 4K@60FPS H.264/H.265 video decoding
- 1080P@60FPS decoding for multiple video formats
- RJ45 Gigabit Ethernet with 10/100/1000 Mbps support
- 4G connectivity through PCIe interface
- Wi-Fi 802.11b/g/n
- Bluetooth 4.0
- 6× USB Host ports
- 1× USB 3.0 interface
- USB camera support
- SD card support up to 64GB
- Class-D amplifier with 5W×2 @ 8Ω output
- Microphone support
- Built-in RTC with battery backup
- Multiple audio and video format support
- JPG, BMP, PNG and other image format support
- Image rotation and zoom functions
- Strong electromagnetic interference resistance
- Open root permissions for customized product development
- Real-time remote monitoring and automatic system recovery
- 7×24-hour unattended operation
- OTA remote upgrade support
Technical Specifications
| Parameter | Specification |
| Processor | Rockchip RK3328 Quad-Core Cortex-A53 |
| CPU Frequency | 1.5 GHz |
| GPU | ARM Mali-450MP2 |
| RAM | LPDDR3 1GB/2GB |
| Storage | eMMC 8GB/16GB/32GB/64GB |
| Operating System | Android 7.1 |
| Display Output | HDMI 2.0 |
| Video Decode | Up to 4K@60FPS H.264/H.265; 1080P@60FPS for MPEG1, MPEG2, MPEG4, VP9, VP8, MVC and other formats |
| Ethernet | RJ45, 10/100/1000 Mbps |
| 4G | PCIe interface |
| Wi-Fi | 802.11b/g/n |
| Bluetooth | Bluetooth 4.0 |
| USB | 6× USB Host, including 1× USB 3.0 |
| Camera | USB camera support |
| SD Card | Up to 64GB |
| Audio Output | Class-D amplifier, 5W×2 @ 8Ω |
| Microphone | Supported |
| RTC | Built-in real-time clock with battery |
| Audio Formats | MP3, AAC, WMA, FLAC, OGG, Dolby Digital, Dolby Digital Plus |
| Image Formats | JPG, BMP, PNG and other common formats |
| Image Functions | Rotation and image zoom |
| Power Input | AC100–240V, 50–60Hz |
| Power Output | DC12V/3A |
| EMC | Strong electromagnetic interference resistance |
Applications
The AD-B01-RK3328 Android Board is suitable for a variety of commercial and embedded applications, including:
- Digital Signage
- Information Displays
- Advertising Displays
- Interactive Kiosks
- Self-Service Terminals
- Smart Retail Displays
- Digital Menu Boards
- Public Information Systems
- Interactive Touch Displays
- Android Commercial Displays
- Multimedia Terminals
- Smart IoT Devices
- Smart Home Applications
- Educational Displays
- Customized OEM/ODM Devices
- Embedded Display Solutions
Technical Specifications
| Parameter | Specification |
| Processor | Rockchip RK3328 Quad-Core Cortex-A53 |
| CPU Frequency | 1.5 GHz |
| GPU | ARM Mali-450MP2 |
| RAM | LPDDR3 1GB/2GB |
| Storage | eMMC 8GB/16GB/32GB/64GB |
| Operating System | Android 7.1 |
| Display Output | HDMI 2.0 |
| Video Decode | Up to 4K@60FPS H.264/H.265; 1080P@60FPS for MPEG1, MPEG2, MPEG4, VP9, VP8, MVC and other formats |
| Ethernet | RJ45, 10/100/1000 Mbps |
| 4G | PCIe interface |
| Wi-Fi | 802.11b/g/n |
| Bluetooth | Bluetooth 4.0 |
| USB | 6× USB Host, including 1× USB 3.0 |
| Camera | USB camera support |
| SD Card | Up to 64GB |
| Audio Output | Class-D amplifier, 5W×2 @ 8Ω |
| Microphone | Supported |
| RTC | Built-in real-time clock with battery |
| Audio Formats | MP3, AAC, WMA, FLAC, OGG, Dolby Digital, Dolby Digital Plus |
| Image Formats | JPG, BMP, PNG and other common formats |
| Image Functions | Rotation and image zoom |
| Power Input | AC100–240V, 50–60Hz |
| Power Output | DC12V/3A |
| EMC | Strong electromagnetic interference resistance |
As per Manufacturing.
1. What processor does the AD-B01-RK3328 use?
It uses a Rockchip RK3328 quad-core Cortex-A53 processor.
2. Does the board support 4K video?
Yes, it supports up to 4K@60FPS video decoding.
3. What connectivity options are available?
It supports Gigabit Ethernet, Wi-Fi, Bluetooth, 4G, USB, and SD card connectivity.
4. Where can the AD-B01-RK3328 be used?
It is ideal for digital signage, kiosks, smart displays, and embedded Android applications.
