We are providing all types of Programming and Communication Cables. Delta HMI & PLC USB Programming Cable UC-PRG020-12A DVP series GPRS MODEM 3101 Industrial high speed ARM processFrequency Range: GSM 850/ 900 /1800 /1900 MHzBaud rate Range: 1200 to 115200 bps, UART support RS232 /RS485.Built – in watch dog.Remote dormancy and awakening by phone message.Configure the GSM Modem by serial port.Control via AT commands. RS-485 TO RS-232 CONVERTER 105 RS-485 to RS-232 Converter with Isolationerter 3 light indication TR, RD, PWRTransmission distance up to 0.5 KmLight weight 107N Industrial RS-485 to RS 232 Converter Transmission distance up to 0.5 Km3 light indication TR, RD, PWRUSB to RS-232 / RS-485 / RS-422 / TTL ConverterWall type module 101 RS-232 to RS-422 Converter 106 Economical RS-485 to RS 232 Converter Port PoweredCompaq size.No need any configuration USB TO RS-232 / RS-485 / RS-422 / TTL CONVERTER 810 RS-232 to USB Converter Plug and PlaySupport the RS232 Serial interfaceEvery time same COM number when use.port powered 820 RS-485 to USB Converter Port PoweredMaximum 32 devices can be connectPlug and Play 830 TTL to USB Converter Maximum TTL cable length : 15 mPlug and PlayPort Powered 840 RS-422 to USB Converter Plug and PlayMaximum RS-422 cable length : 1200 mPort Powered 850 RS-232 / RS-422 / RS-485 (3 in 1) to USB Isolated Converter All in one converterPlug and PlayMaximum RS-422 cable length : 1200 mPort Powered 804 4 Port RS-232 to USB Converter Four Port RS-232Power: From the USB port or external powerPlug and Play