PEX2S1P553B PCI Low Profile Serial Parallel Combo Card offers a low profile/half-height design, has data transfer rates up to 250 Kbps serial port, and 1.5 Mbps parallel port. This card comes with breakout cable that combines the functionality of Parallel and Serial cards, adding 2 RS 232 serial ports and 1 parallel port through a single PCI express (PCIe) slot. Interface: PCIe. Data transfer rate: Up to 250 Kbps serial port, up to 1.5 Mbps parallel port. Ports: 2 x 9-pin DB-9 male RS-232, 1 x 25-pin DB-25 female. Form factor: Low-profile plug-in card. Platform supported: PC, Mac. Number of ports: 3. Compatibility: Windows 8 (32/64bit), 7 (32/64), Vista(32/64), XP(32/64), XP Embedded, POS Ready 2009, Embedded System 2009, CE 6.0/5.0, 2000, 98SE, 95, DOS, Windows Server 2008 R2, 2003(32/64), Mac OS 10.4 and up (Tested up to 10.8), Linux. Card type: Low profile. Chipset ID: ASIX/MosChip- MCS9901CV-CC. Connector type: 1 x PCIe male. Operating Temperature: 0 to 70 deg C. Dimensions: 3.1"(H) x 0.9"(W) x 3.7"(L). Thickness: 910 mil. Low profile/half-height design with optional full profile bracket, supports re-map function for legacy ports, single-chip architecture, no bridge chip, supports (SPP), enhanced parallel port (EPP), enhanced capability port (ECP). Applications: Manufacturing, point-of-sale, healthcare, security, environmental control, entertainment, hospitality/restaurant, consumer, ISDN networking. Package contents: 1 x PCIe 2S1P card, 1 x breakout cable, 1 x full profile bracket, 1 x driver CD, 1 x user manual. Weight: 1.8 oz. Certification and standards: Green compliant, CE, ROHS, 16C450/16C550 UART, SPP, EPP, ECP, PCI Express Base Specification 1.0a. Warranty: Lifetime limited.