| Core Devices | Specification Parameters |
|---|
| CPU | RK3128, quad-core Cortex-A7 with a frequency of up to 1.2GHz |
| GPU | ARM Mali-400MP2 GPU, supporting OpenGL ES1.1/2.0. It has a built-in high-performance 2D acceleration hardware, can decode 1080P videos in multiple formats including 1080P H.265 hardware decoding, and can encode 1080P videos, supporting H.264 |
| Memory | 1GB (default)/2GB |
| eMMC/Flash Storage | 4G/8G (default)/16G |
| Storage Expansion | Supports up to 128GB TF card expansion, which is multiplexed with Serial Port 2 and is not mounted by default |
| Display Interfaces | Specification Parameters |
| HDMI Interface | 1 HDMI interface, with a maximum supported resolution of 1920×1080 |
| LVDS Interface | 1 LVDS interface (single/dual channel, 6-bit/8-bit), with a maximum supported resolution of 1920×1080 (Only one of LVDS and HDMI can be used for output at the same time) |
| Audio Interfaces | Specification Parameters |
| Headphone Jack Interface | 1-way microphone mono input (analog signal input), 1-way audio stereo output (analog signal output) |
| Speaker Interface | Left and right stereo output, supporting 8Ω 10W dual speakers |
| Microphone Interface | 1-way microphone mono input (analog signal input) |
| Network Support | Specification Parameters |
| Ethernet | 1 standard RJ45 interface (1 2.0mm - 4P socket, which cannot be used simultaneously with the RJ45 interface), 10/100M adaptive Ethernet |
| WIFI | Onboard WIFI module, supporting WiFi 2.4GHz |
| Mobile Network | Optional expansion to connect 3G/4G modules |
| Basic Interfaces | Specification Parameters |
| USB 2.0 | 3 USB Host interfaces (1 external standard USB socket, 2 2.0mm - 4P sockets, with one 4P socket multiplexed with WIFI) |
| USB OTG | 1 USB OTG interface for system debugging, firmware update, and can also be set to Host mode |
| Serial Ports | 1 TTL serial port (can be multiplexed as an RS232 serial port), 1 RS232 serial port (can be multiplexed as a debug port and a TF card socket), 1 RS485 serial port |
| GPIO Pins | 5 IO pins, supporting input and output operations |
| I2C Interface | 1 standard I2C interface, which can be used for touch and communication |
| ADC Interface | 1 ADC interface input |
| Onboard RTC | Supports real-time clock, powered by a 1220 coin cell battery |
| Timed Power On/Off | Optional |
| Infrared Receiver | Optional |
| Infrared Remote Power On | Optional |
| Hardware Watchdog | Optional |
| Others | Specification Parameters |
| Operating Systems | Android 4.4 / Android 7.1 / debian / ubuntu18.04 / buildroot |
| Power Socket | 1 external DC12V input socket (DC - 5.5×2.5MM female socket), 1 6P input socket (2.0mm - 6P, supporting the standby function of the switching power supply) |
| Recommended Power Specification | 12V 3 - 5A (selected according to the power of peripheral devices) |
| System Upgrade | Supports PC/USB flash drive/TF card upgrades |
| Working Environment | Specification Parameters |
| Operating Temperature | 0℃～65℃, recommended 5℃～35℃ |
| Operating Humidity | 10％～90％, without condensation |
| Storage Temperature | -30℃～75℃, recommended to store at room temperature |