1. Standard: Compliant with USBV.1, 1.0, 2.0 standard and ELA RS-485, RS-422S standard
  2. Working mode: 232 full duplex, asynchronous work, point-to-point or multi-point, 2-port half duplex, 4-port full duplex
  3. Direction control: Data flow direction automatic control technology, automatic control of data transmission direction
  4. Transmission distance: RS-232 end 5 meters, USB port no more than 5 meters; RS-485/422 end 1200 meters (9600bps when), USB port no more than 5 meters
  5. Interface protection: Surge protection, ±15KV electrostatic protection