This is a USB A Male to RS232 DB9 Female Serial Converter Cable. Note that this model does not contain a chip, it is just an adapter cable | Suitable for connecting computers and various serial devices, such as cash registers, printers, access control systems, scanners, barcode printers, LED displays, etc. | Suitable for multiple systems Windows 10, 8.1, 8, 7, Vista, XP, Linux and Mac OS X, macOS, | Made of PVC special grade to ensure signal data transmission | Cable length: 1.8M/6 feet

Compatible with most devices with a 15-pin VGA port, including monitors, projectors, flat-screen TVs, rear-projection TVs | The 90 degree 15 pin VGA male to female adapter has a short body for quick and easy connection of two 15 pin VGA cables together perfectly | The 90° angle is easy to arrange the direction of the cable plug, which perfectly relieves the confusion caused by the back of the display being too close to the wall | With this 15-pin VGA adapter converter, you can effectively protect the original port from damage caused by frequent plugging and unplugging. This converter can help you the most | Package: 2Pcs 90 degree 15 pin VGA male to female adapter

Convert a DB9 pin male connection to a DB9 pin female connection, use for serial applications | Save the cost and hassle of buying a new cable by just changing the gender of your port and using the cable you already have | One-piece injection molding, sturdy and reliable | 90 degree corner design, plug and play, fast and portable | There are two in the package 90 Degree DB9 Pin Male to Female Gender Changer Coupler Adapte

This is a USB Mini 5 Pin Male to RS232 DB9 Female Serial Converter Cable. Note that this model does not contain a chip, it is just an adapter cable | Suitable for connecting computers and various serial devices, such as cash registers, printers, access control systems, scanners, barcode printers, LED displays,Port device connected to USB Mini 5 Pin | Suitable for multiple systems Windows 10, 8.1, 8, 7, Vista, XP, Linux and Mac OS X, macOS, | Made of PVC special grade to ensure signal data transmission | Cable length: 1.8M/6 feet