If you are a gadget lover, our Electronics catalog is your dream destination. Choose from hundreds of gadgets and accessories to suit different uses and add some entertainment, facility and convenience to your life.Package Contents. 4Port PCI Express RS232 Serial Adapter Card 16950 UART Low Profile 1 x 4Port DB9 Breakout Cable 1 x Full Profile Bracket 1 x QuickStart Guide Includes Informaton. 16950 UART Asix AX99100 Low Profile PEX4S952LP Replacement This lowprofile PCI Express RS232 serial adapter card lets you add four RS232 serial ports to your computer through a PCI Express slot The 4port serial PCIe Asix AX99100 card provides a 921.6Kbps max baud rate and 256byte FIFO cacheSpecifications. Product Type Multiport Serial Adapter. Host Interface PCI Express 1.1 x1. Maximum Data Transfer Rate 921.60 kbit/s. UART Type 16950. Platform Supported PC. Ports Expandability 4 x DB9 RS232 Serial, Via Cable. Form Factor Plugin Card. Environmentally Friendly Yes. Environmental Certification RoHS. Weight 0.82 lbs