Feature:1. Suitable for serial devices such as barcode scanner, PLAM, PDA, label printer, POS system, LED system display, security access control system, etc.2. Add a serial port to the system through USB connection. This serial port is compatible with new and old RS232 devices.3. The USB plug-and-play feature makes the expansion of the serial port very easy, and it does not require IRQ, DMA, or I / O ports Resources.4. Silver wire is more flexible than ordinary cable, not easy to break, durable, strong anti-interference ability than ordinary cable, stable transmission.5. USB port to serial communication transmission speed up to 1Mbps.6. Applicable System: for WIN98 / for SE / for ME / for 2000XP / for WIN7 / for WIN8 / for WIN10 / for VISTA, etc.Specification:Item Type: USB 2.0 to RS232 CableCable Length: Approx. 1.5m / 4.9ftCompatible: USB2.0 interfaceInput Port: USBOutput Port: 9-wire RS232Cable: USB A connectorSignal: for TxD, for RxD, for RTS, for CTS, for DSR, for DTR, for DCD, for RI GNDSpeed: 300 ~ 115.2K bpsSupported operating systems for Win 95/98 / for ME / for NT / 2000 / for XP, for SCO, for UNIX505 for win7Working Temperature: -20 ~ 70 Operating Humidity: 0 ~ 95% (non-condensing)Storage Temperature: -25 ~ 70 Application: Serial devices such as barcode scanner, PLAM, PDA, label printer, POS system, LED system display, security access control system, etc.Applicable System: for WIN98 / for SE / for ME / for 2000XP / for WIN7 / for WIN8 / for WIN10 / for VISTA, etc..Package List:1 x Serial Cable (male)1 x Compact Disk