HLK-RM20 Dual-Core Wi-Fi Module – MT7981BA + MT7531AE, OpenWrt, 256MB/256MB

HLK-RM20 Dual-Core Wi-Fi Module – MT7981BA + MT7531AE, OpenWrt, 256MB/256MB

Description:
The HLK-RM20 is a high-performance dual-core Wi-Fi module designed for IoT gateways, smart networking, and industrial applications. Featuring the MT7981BA + MT7531AE chips with Dual-Core ARM Cortex-A53 MPCore™ 1.3GHz CPU, this module delivers reliable, stable, and high-speed connectivity. Its multiple LAN ports and WAN support make it ideal for data-intensive embedded systems and smart home or industrial networking solutions.

Key Features:

• CPU / SoC: MT7981BA + MT7531AE, Dual-Core ARM Cortex-A53 MPCore™, 1.3GHz

• Memory: 256MB RAM / 256MB Flash

• Network Ports: WAN × 1, LAN × 5 (100M/1000M adaptive)

• Serial Ports: –

• Operating Voltage: DC 3.3 ±0.2V

• Power Consumption: 2.5W

• Package Type: DIP

• Module Size: 58 × 63 mm

Applications:

• IoT gateways and dual-band network routers

• Smart home and industrial IoT solutions

• Embedded systems requiring high-speed, stable connectivity

• Multi-device network management and data-intensive applications