







🚀 Power your industrial IoT edge with Waveshare’s wireless expansion – connect smarter, faster, stronger!
The Waveshare Industrial IoT Wireless Expansion Module is a rugged, rail-mountable add-on designed for the Raspberry Pi Compute Module 4. It features gigabit Ethernet, HDMI, USB, and GPIO ports, plus industrial interfaces like RS485, CAN, and RTC. With M.2 and Mini-PCIe slots, it supports 4G, 5G, and LoRa wireless modules, making it the ultimate solution for building advanced IoT gateways, wireless routers, and industrial automation systems.



| Brand | Waveshare |
| Package Dimensions | 18.11 x 13.41 x 4.5 cm; 249 g |
| Item model number | CM4-IO-WIRELESS-BASE |
| Manufacturer | Waveshare |
| Series | CM4-IO-WIRELESS-BASE |
| Color | CM4-IO-WIRELESS-BASE |
| Processor Brand | Raspberry Pi |
| Processor Type | Raspberry Pi Zero 2 W |
| Processor Socket | CM4 |
| Memory Technology | DDR4 |
| Graphics Card Interface | PCI Express |
| Connectivity Type | Cellular |
| Number of USB 2.0 Ports | 2 |
| Number of HDMI Ports | 1 |
| Number of Ethernet Ports | 1 |
| Operating System | Raspberry Pi OS |
| Are Batteries Included | No |
| Item Weight | 249 g |
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