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