Interface                   : RS-232/RS485/RS422

Interface Speed Rate  : Maximum up to 115.2 KBPS

Transmission Line        : Dual Multi-Mode

Transmission Distance   : 2.5 miles Multi-Mode glass fiber

Optic Wavelength        : 820 nm

Supply                        :9~12VDC

Working Environment    : -20°C~65°C,10%~90%RH