SUNGOOYUE USB to Serial Adapter 4 RS232 Port COM Reserve Feature DB9 Compact USB to RS232 Adapter for 10 8 7

[Multi device Control] The usb to serial adapter features 4 rs232 ports, allowing you to easily connect multiple devices to your laptop via the usb port.
[Versatile Usage] Ideal for laptops, routers, devices, programming machines, printers, scanners, modems, digital cameras, pdas, and more, the usb to rs232 adapter is a versatile solution for your connectivity needs.
[ and Compact Design] The com serial port cards are small in size and usb powered, eliminating the need for bulky power adapters or sockets.
[Wide System Compatibility] This usb to serial adapter hub supports various systems, including vista, 10, 8, 7 (32 64 bit), and , ensuring versatility for different setups.
[Com Reserve Feature] With the com reserve feature, your com port assignments are preserved across reboots, ensuring seamless connectivity.