2Pcs CH340 USB to RS232 Serial Port 9 Pin DB9 Cable Serial COM Port Adapter Convertor Support Windows 7 Total Length 80cm

Specifications Color:blue Wire Materials:copper Applicable Equipment:serial line Type:USB cable Total Length:80cm Features -This product can easily achieve the computer USB interface to the universal serial port conversion between the serial port for the computer to provide fast access, and the use of this product is equivalent to the traditional serial device into a plug and play USB devices. -Support various types of single-chip, single-chip STC download, LED screen control card, MODEM, ISDN terminal adapter communication for a USB port of the computer or notebook. -Installation is simple, no external power supply and physical drive. Package Included 2 x DB9 pin serial cable