Color: Black + Green - Quantity: 1 - Material: Plastic - Interface: RS232 DB9 female / RS485 DB9 male - Compatible with EIA / TIA RS232C and RS485 standard - Transmission medium: Normal cable twisted-pair cable or shielded cable - Transmission speed: 300~115200bps - Transmission distance: 5m (RS232 port) 1200m (RS485 port) - RS232 transmission signal: TXD / RXD / RTS / CTS / DTR / DSR / DCD / CND - RS485 transmission signal: Date+ Date- and GND - Working temperature: 0~70'C - Relative humidity: 5%~95% - Support Win 7 system - Packing list: - 1 x Converter - 1 x DB9 female head