Feature: 1. This isolated converter transmits efficiently, and the communication distance can be extended to more than 1000 meters. 2. Supports the baud rate of 300BPS115200BPS, and the interface is compatible with RS232 and RS485/422 respectively. 3. Has electromagnetic isolation protection, which can avoid signal interference and improve work efficiency. 4. Made of high-quality materials, strong and durable, and can be powered externally with sufficient power supply. 5. Equipped with 3 LED indicators, the power supply and the sending and receiving signals are clear at a glance. Specification: Item Type: Isolated Converter Material: ABS, PCB Uses: Industrial Automation Control System, All-in-One Card, Access Control System, Parking Lot System, Etc. Working Voltage: DC 12-24V Plug Specification: US Plug AC100220V Transmission Mode: Asynchronous Half Duplex Transmission Rate: 300BPS-115200BPS Interface Protocol: Compatible with EIA/TIA RS232C/RS485/RS422 Electrical Interface: RS232 Port DB9 Hole Type RS485/422 Port DB9 PIN Type (6PIN Adapter Board Required) Transmission Medium: Twisted Pair, Shielded Wire . Package List: 1 x Isolated Converter 1 x Adapter Board1 x Connection Line1 x Power Adapter Note: 1. Do not place the product in an environment that is too corrosive, humid and high temperature2. Please supply power according to the use voltage, using other voltages may cause fire and product damage