| Feature | Specification | | :--- | :--- | | | USB Type-A Male | | Data Rate | Supports SIR (9.6–115.2 Kbps), MIR (0.576–1.152 Mbps), and FIR (4 Mbps) | | Standard Compliance | IrDA 1.0, IrDA 1.1, USB 1.1 | | Transmission Distance | Up to 1 meter (line of sight) | | Power Source | USB Bus Powered (No external power required) | | LED Indicator | Link/Activity LED (visual confirmation of connection) | | Operating System Support | Windows 98SE/ME/2000/XP/Vista/7/8/10/11, Linux, MAC OS | | Cable Length | Approx. 20cm (Standard) / Extension options available | | Dimensions | Mini-dongle style (approx. 50mm x 20mm x 10mm) |
One of the biggest challenges with IrDA hardware is modern OS support. U2IrDA Mini 4 MBPS FIR USB IrDA 20
Note that if the SigmaTel chip inside the dongle is not automatically recognized, you will need to manually map it via using an archived RealVision/Deltron driver package. Linux Compatibility For open-source systems, the U2IrDA Mini Go to product viewer dialog for this item. | Feature | Specification | | :--- |
Buy from a seller who provides a datasheet and confirms 4 Mbps FIR operation with screenshots. Note that if the SigmaTel chip inside the
Align the adapter directly facing the target sensor cone. The physical connection will break if the 30-degree beam limit is violated.