The EC1S1P55254 1S1P 54mm Parallel/ Serial Express Card (16550 UART) adds 1 RS232 serial, & 1 IEEE 1284 Parallel port to your laptop, using an available 54mm Express Card slot. This high-performance Serial/ Parallel adapter with included breakout cable uses the full 54mm form factor for a perfect fit & long life durability. Supporting RS232 speeds up to 128 Kbps & parallel rates up to 1.5 Mbps, the serial/parallel adapter features a native chipset that delivers reliability, performance, & lower CPU loads versus conventional bridge-chip cards. Designed for use with laptop computers equipped with 54mm Express Card slots, this 1S-1P card offers a broad operating system compatibility list that
Includes:: Windows, Mac OS X & Linux, for simple integration into almost any system. The adapter also functions as a single port Parallel adapter if used without the included breakout cable.