USR-K7 User Manual www.usriot.comJinan USR IOT Technology Limited 14 / 120 inquiry@usriot.com Supports two websocket to realize the bi-direction transparent transmission between serial port and webpage.2.3. Basic ParametersParameter ValueHardware parametersInput Voltage DC3.0~3.6V( 3.3V is best)Working Current 130mA@3.3VNet port Rj45, 10/100mMbpsEncapsulation way PinSerial port 600~1M(bps)Software parametersNetwork protocol IP, IPV4, TCP, UDP, DHCP, DNS, HTTP, ARP,ICMP, Web socketAccess way to IP Static IP, DHCPDDNS SupportUser parameters Software setting, webpage setting, ATcommandSingle transparent transmission TCP Server/TCP client/UDP Server/UDP ClientModbus Supports modbus gatewayWebpage to serial port WebsocketSimilar RFC2217 SupportHttpd client supportSelf-defined webpage support