Quickly add a Serial (RS232, DB9) connection to any desktop or laptop computer. Ideal for connecting modem, cellular phone, PDA, ISDN terminal adapter, satellite receiver, graphic tablet, bar code scanner, label printer, GPS, packet radio, digital camera, card reader and other Serial devices. Simulate the traditional COM port on most operating systems allowing the existing applications based on COM port to easily migrate and be made USB ready. Small footprint with very small power consumption in either operating or suspend mode
The SY-HUB15053 USB 2.0 to 4 Port Serial RS232 Adapter converts a single USB port into four RS232 serial ports to be used with serial devices. This Industrial Grade device can be used on applications such as: POS Printer Terminals, Networking System, PLC Instrumentation device, and Data Acquisition I/O Control Module.
The IOCrest USB 2.0 to DB25 parallel printer cable adapter allows you to attach your computer to any parallel printer device through the USB port and get faster printing results. USB interface provides up to 12Mbps data throughput, so printing is much faster compared when connected to standard parallel port. The USB-Parallel Printer cable also provides try plug-and-play capability.