FTDI Four Port USB Serial RS-232 Adapter USB Serial Adaptor

The USB-4COM USB Quad Serial Adapter is designed to make serial port expansion quick and simple. Connecting to a USB port on your computer or USB hub, the USB Quad Serial Adapter instantly adds four RS-232 serial communication ports to your system. By taking advantage of the USB bus, the USB Quad Serial Adapter makes it easier than ever to add serial ports and serial devices to your system with easy plug and-play and hot plug features.

Plugging the USB Quad Serial Adapter to the USB port, the adapter is automatically detected and installed. There are no IRQ & COM port conflicts, since the ports do not require any additional IRQ, DMA, memory as resources on the system. The USB Quad Serial Adapter is self-powered and does not require any external power adapters.

The USB Quad Serial Adapter provides instant connectivity with modems, ISDN TAs, PDAs, handheld & pocket PCs, digital cameras, POS, serial printers. It is suitable for remote access, retail and industrial applications, data collection and other applications requiring high speed RS-232 serial communication ports.

Features & Specifications

• Adds four RS-232 DB9 serial ports by connecting to a Single USB port
• Rugged plastic housing with built-in LED status indicators for TxD and RxD
• Installed as standard Windows COM port
• Full RS-232 modem control signals and hardware/software flow control
• RS-232 data signals: TxD, RxD, RTS, CTS, DSR, DTR, DCD, RI, GND
• High speed serial port with the baud rate up to 921.6K bps
• Non-standard baudrates supported
• Serial port protected with surge protection of 10KV
• Powered by USB port, no external power adapter required
• Easy plug and play installation and RS-232 device connection
• COM port number assigned can be changed to any COM port number required
• Works with USB 1.1 & 2.0 host port
• Windows 10 support