Features: High reliability SUNIX UL7512EQ 16C750 compatible UART controller on-board. Expands 4 independent RS-232 serial ports through 32-bit CardBus slot. Compliance with PCI 33MHz Ver. 3.0/2.3/2.2 specification. Each RS-232 ports communication speeds up to 230.4Kbps. Built-in ±15KV ESD protection for all serial signals meets IEC1000-4-2 standard. Hot-swapping feature allows you to attach/detach RS-232 devices without first powering your computer off. Plug-n-Play, I/O address and IRQ assigned by BIOS. Certified by CE, FCC, RoHS, and Microsoft WQHL approval. Support Microsoft Windows, Linux.
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