• Interface feature: RS-232C,RS-485standard interface
• Compatible with EIA,TIA
• Electric interface: RS-232endDB9holeconnector, RS-485 end
• DB9 needle connector, with connection pole
• Working mode: asynchronism half-duplex difference transmission
• Transmission media: twisted -pair or STP
• Transmission rate: 300-115.2KBPS
• External discharge dimension: 63mm X33mmX17mm
• Working circumstance:- 25 t o 70 degree C, relative humidity5% to 95%
• Transmission distance: 1,200m(RS-485 end), 5m(RS-232 end)