Features: 1.WORKING PRINCIPLE: USB to RS232 serial adapter is used to connect to serial devices with 1Mbps data through USB port, such as serial modem equipped with DB9, ISDN terminal adapter, digital cameras, label printers, PDAs, barcode scanners, PDAs, etc. Transmission rate. 2.REMOTE WAKE UP SUPPORT: Standard USB Type A male to standard male 9pin DB9 RS232 serial connectors support remote wake up and power management. 3.WIDE COMPATIBILITY: The USB to RS232 adapter offers the widest compatibility with for Windows 11,10, 8, 7,for XP, for Vista, 2000, 98, for OS X 8 or higher, for Linux 2.4.0 and higher and other platforms. 4.PLUG AND PLAY: Powered by USB port, no external power adapter required, easy installation, plug and play with one driver installation. 5.LONG ENOUGH: Tinned copper conductors and triple shielding ensure optimal data transfer rates, protect your data from EMI/RFI noise, and are long enough to be useful, but not too long to get in the way. specification:Item Type: USB to Serial Adapter Material: Aluminum Alloy, Tinned Copper Length: Approx. 1 meter/3.3 feet Color: Silver Interface: USB Male to RS 232 Male (9pin) Baud Rate: 110bps-115200bps PackageList:1 x USBtoSerialAdapter Note1.This serial cable does not support for some plotters and plotters. Tax controller 2.This is not a USB to VGA cable or a USB to DB9 cable.