• Support standard serial mode, plug and play, with automatic identification function
• PCI-Express 1.0a compliant
• The driver supports win 9X/Me/2000/XP/2003/Vista, Linux, win7
• The serial port part has an interrupt control address, which better solves the complex transmission control system and ensures that the data flow is stable and effective, and won't be lost
• Output 2 independent 9-pin standard serial ports, exclusive interrupt port number instead of virtual device, can be connected to various serial port devices

Supported devices:

• Industrial computer, communication
• LED control, POS machine display
• Engraving machines, engravers
• Punch card machine, telephone program control machine, telephone meter
• Flashing use, POS, access control attendance
• 99% of other 9-pin serial port general-purpose devices are supported

Specification:

• Support interface: PCI-E
• Support for full duplex: Yes
• Chip: AX99100
• Transfer rate: 110-230400Bps 
• Applicable Operating Systems: MSDOS, Windows 3x, 9x, NT, Win2000, for Linux