Enhance your computer’s connectivity with this high-performance PCI Express to Dual Serial Port Controller Card, designed to provide reliable and versatile serial communication for various industrial and commercial applications such as POS and ATM systems. Equipped with two (2) 9-pin RS-232 serial ports, this PCI-E x1 interface card ensures broad compatibility and stable data transmission, suitable for both legacy and modern devices. Key Features: · Dual 9-Pin RS-232 Serial Ports: Supports simultaneous connection of two serial devices with full modem control signals (TxD, RxD, RTS, CTS, DTR, DSR, DCD, GND) for seamless communication. · PCI Express x1 Interface: Compatible with PCI-E x1, x4, x8, and x16 slots, providing flexibility for installation in a wide range of computer systems. · PCI Express Specification Compliant: Built according to PCI Express Revision 1.1 standards, guaranteeing stable performance with a single-lane (x1) bus bandwidth of 2.5 Gbps. · Broad Operating System Support: Fully supports DOS, Windows 8/7/Vista/XP/2000/Server 2003-2008 (32 & 64-bit), and Linux operating systems, ensuring versatile deployment across multiple platforms. · High-Speed Data Transfer: Each serial port supports a communication baud rate of up to 230.4 Kbps, backed by on-chip 256-bit FIFO buffers for smooth data flow and minimized CPU load. · Comprehensive Serial Communication Parameters: Supports flexible configurations including data bits (5,6,7,8), stop bits (1,2), parity (None, Even, Odd, Space, Mark), and hardware/software flow control (RTS/CTS, XON/XOFF). · Industrial-Grade Chipset: Powered by the reliable WCH382L chip to deliver robust serial interface performance suitable for critical applications. Specifications: · Chipset: WCH382L · Interface Type: PCI Express (PCI-E) x1 · Serial Ports: 2 x RS-232 9-pin serial ports · Bus Bandwidth: 2.5 Gbps (PCIe 1x) · Supported Operating Systems: DOS, Windows 8/7/Vista/XP/2000/Server 2003-2008 (32/64-bit), Linux · Package Weight: Approximately 101g Package Includes: · 1 x PCI-E to Dual Serial Port Controller Card · 1 x Driver CD This PCI Express Serial Interface Card combines robust hardware design with broad operating system compatibility, making it an essential expansion card for users requiring reliable dual serial port connections. Its easy installation on various PCI Express slots and support for high data transmission rates enable efficient communication with multiple serial devices in professional environments.