USB A to DB9 Male Serial Cable
DTECH USB to serial rs-232 adapter is designed for PC laptop equipped with USB port to connect legacy RS232 devices like PDA, GPS system, router, barcode scanner, label writer, tax printer, serial modem, digital camera, radio, card reader, palm PC, cellular phones, ISDN terminal adapter, etc. (through USB port with over 1Mbps data transfer rate )

Please note that It's not a USB to VGA adapter (VGA is DB15, 15 pin 3 rows) , it's a USB to serial cable (DB9, 9 pin 2 rows)
USB serial adapter with gold plated connectors has a USB type A male plug for connecting to a PC or laptop, and a DB9 male plug for the RS232 connection.

Serial to usb cable is plug and play, free driver that meaning it can be detected and installed automatically by the system after plug it; for some system can't auto-install the driver, please download it from prolific website (path: product application, SIO, USB to UART/Serial/Printer)

DB9 connector 9 pin to usb adapter features PL2303 prolific chipset and supports Win 11, win 10, win 8, win 7, XP, Vista, 2000, 98, Mac and Linux, etc.

USB to DB9 serial adapter is suitable for multiple kinds of applications DAQ, data communication, serial device to USB and vice versa, creating RS232 port, peripheral interconnect such as PDA, modem, and ISDN terminal applications.

Interface 1: standard USB type A male
Interface 2: 9 pin D-sub connector, DB9 male port with thumbscrews
USB 2.0 version with over 1Mbps data transfer rate
Chip: Prolific PL2303 chipset
Installed as a standard Windows COM port
Full RS-232 modem control signals, RS-232 data signals, pin 1 - pin 9: DCD,RxD, TxD, DTR, GND, DSR, RTS, CTS, RI
DB9 cable is compatible with multi systems Windows 11, 10, 8, 7, XP, Vista, 2000, 98, Mac, Linux, etc.

What's Included
1 x USB to 9 pin serial adapter 3ft