Overview
The Inventory Master’s Industrial 4G IoT Wireless Router Board with USB and SIM Slot is a high-performance wireless routing board based on 4G cellular and WiFi technology. This device supports FDD-LTE, TDD-LTE, and WLAN network standards and is designed for plug-and-play wireless monitoring applications. It can also be used in various IoT front-end data collection and medium to high-speed data transmission units (DTU). This product provides power, USB, SIM card holder, soft reset button, UART, sleep/wake-up, RF, and 10M/100M network interfaces for rapid integration with control systems.
Technical Specifications
| Application | 4G Embedded Application |
| Supplier Type | 4G Module |
| Power Interface | DC 5 to 12 V |
| USB Interface | USB 2.0 (Type C) |
| USIM Interface | 1.8 V or 3.0 V Nano SIM card |
| Ethernet Interface | RJ45, 10/100 M adaptive, LAN or WAN configurable |
| UART Interface | Supported |
| Reset Button | Restores factory settings (press >3 seconds) |
| Start Switch | DIP start switch |
| LED Indicator | Power status indicator (green) |
| Main Chip Platform | ASR1803 |
| Flash Memory | 16 MB |
| DDR Memory | 32 MB |
| WiFi Protocol | IEEE 802.11 b/g/n |
| WiFi Frequency | 2.4 GHz |
| WiFi Speed | Up to 72 Mbps |
| LTE Rate | FDD-LTE 150 Mbps DL to 50 Mbps UL (Cat 4) / TDD-LTE 130 Mbps DL to 35 Mbps UL (Cat 4) |
| SIM Card Slot | Supports Nano SIM card |
| Serial Port | 1 serial port (internal) |
| Network Port | 1 RJ45 network port (internal) |
| Maximum Connected Devices | Up to 8 |
| GPS | Optional |
| Reset Function | Supported |
| Spacing Between Interfaces | 1.25 mm |
| Dial Mode | RNDIS |
| Operating System Support | Windows, Linux, Android |
| Web Management | IP: 192.168.1.1, login admin/admin |
| Operating Voltage | 5 to 12 V |
| Operating Temperature | -4 °F to 176 °F (-20 °C to 80 °C) |
| Product Weight | 2.2 lb (1 kg) |
| Dimensions | 1.50 in x 2.01 in (38 mm x 51 mm) |
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