ITEM NAME:RS-232 to RS-485 Interface Serial Adapter Converter Data Communication YHJ Descriptio n Description: 100% Brand New And High Quality It Is Widely Used In Industrial Automation,Door Safe,All-In One-Card,Car Parking,ATM,Bus Charge,Eatery Sell Compatible With EIA/TIA RS232 & RS485 Standard Interface RS232 Side:DB9 Female Connector Interface RS485 Side:DB9 Male Connector With Optional Terminal Board Telecommunication Agreement Specifications: Work Environment:-10degree To 86 Degree,Relative Humidity:5% To 95% Working Mode:Asynchoronous,Half-Duplex,Differential Transmission Transmission Media:Common Wire,Double Wire Or UTP Or Shielding Line Transmission Rate:300-115200bps,Which Is Capable Of Applying Between Host Computers Host Computer Transmission Distance:RS485 Max.1200m,RS232 Side Max.5m Dimension:5.5cm x 3.5cm x 1.8cm(LxWxH) Package Included: 1 * RS-232 To RS-485 Interface Serial Adapter Converter We offer you what you need! RS-232 to RS-485 Interface Serial Adapter Converter Data Communication.1 RS-232 To RS-485 Interface Serial Adapter Converter. Interface RS232 Side:DB9 Female Connector. Transmission Distance:RS485 Max.1200m,RS232 Side Max.5m. Working Mode:Asynchoronous,Half-Duplex,Differential Transmission.