Features: brand new and high quality<br> USB to RS485/RS422 converter It easily lets you connect RS485 or RS422 device directly to your Laptop PC computer USB port<br> for Ideal for industrial environment, provides 600w surge for protection and 15KV ESD isolated for protection on signal pins to protect costly and often sensitive control equipment against electrical damage<br> With high performance quality processor chip (FTDI-chipset FT232) and I/O auto conversion circuitry which makes RS 485 to USB convertor one of the most reliable dongle on the market<br> 1.2m long extension serial RS-422 RS-485 to USB adapter cable supports for windows 10 8 7, for Mac and more; plug-and-play, No power supply needed<br> There are no IRQ and COM port conflicts, since the port do not require any additional IRQ, memory as resources on the system; RS485 for Half duplex and RS422 for Full duplex communication<br> Specifications: Serial Protocol: RS485 / RS422;<br> Specification: USB 2.0; RS485 and RS422 standard;<br> Chip: FTDI<br> Max Baud Rate: 460800 bps;<br> USB-bus Powered, No External Power Needed.<br> Automatic hand-shaking protocol supported.<br> Built-in Static and Surge for Protection up to 600W; 15KV ESD for Protection (Electro-Static Discharge)<br> Supports Multiple Terminals up to 32 RS-485 or RS-422 Devices<br> Transmission Distance: up to 1200 meters for RS-485/422 end<br> Material:PVC<br> Length: Approx 1.2m/3.93ft<br> Package Includes: 1x Converter Cable<br> note: 1.Please allow 1-2cm errors due to manual measurement,pls make sure that you do not mind before you order.<br> 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.<br> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store