Add an RS-232 serial port to your laptop or desktop computer through USB; features COM port retentionThe ICUSB232PRO 1 ft USB to RS232 Serial DB9 Adapter Cable with COM Retention offers a professional grade solution for connecting legacy or industrial RS232 serial devices to a laptop or desktop computer through USB - eliminating the expense of upgrading serial peripherals for compatibilityA time-saving and convenient USBSerial solution the adapter retains assigned serial COM port values in nonvolatile memory allowing the same values to automatically be assigned to the adapter serial port if disconnected and reconnected or disconnected from one USB port and installed in anotherA versatile connectivity solution that bridges legacy serial peripheral devices with newer USB-capable computers the USB to Serial adapter offers broad operating system compatibility including Windows Linux and Mac OS for easy integration into mixed environmentsBacked by a StarTech 2-year warranty and free lifetime technical supportThe StarTech Advantage- COM port settings are retained for serial devices plugged into different USB ports saving time- Easy plug and play installation with our USB Powered adapter - no power outlet requiredPorts & interfacesGender malefemaleConnector 2 RS-232Connector 1 1 - DB9 MTechnical detailsColour of product BlackCable length 031 mDesignColour of product BlackCable length 031 mPerformanceCompatible operating systems Windows 7 (3264bit) Vista (3264) XP (3264) 2000 ME 98SE CE 42 52 Windows Server 2012 2008 R2 2003(3264)Mac OS 10x (Tested up to 109) Linux 24x – 39xSystem requirementsCompatible operating systems Windows 7 (3264bit) Vista (3264) XP (3264) 2000 ME 98SE CE 42 52 Windows Server 2012 2008 R2 2003(3264)Mac OS 10x (Tested up to 109) Linux 24x – 39xOperational conditionsStorage temperature (T-T) -20 - 100 °CRelative humidity 5 - 85Operating temperature (T-T) -10 - 80 °CWeight & dimensionsWidth 34 cmLength 40 cmHeight 15 cm