Description of the QualitiedRS232 Card/USB Serials /USB 2.0 to RS232 with CD Driver . Features: 1.UltraHighSpeed:480Mbps 2.RealHighspeedUSBcable2.0Amaletofemale 3.CompatiblewithUSBcable2.0&USBcable1.1standard 3.Color:Gray,red,black,whte,orelse 4.Easytoinstall 5.Length:1m,2m,3m,4m,5m,etc.USBConnectionforConvenience USB cablehasnowbecomethestandardforalargearrayofdevices,includingexternalharddrives,soundcards,smartphones,andmore. TheUSB interface cablesupportsthefull480-MbpstransmissionspeedoftheUSB cablestandard.Thiscableletsyouputyourperipheralsfartherawayfromyourcomputerwhenconvenience,space,ordécordemands. TheUSB cablehasaMaleAconnectionononeendandaMini-Bconnectionontheother.TypicallytheMaleAconnectstothecomputerandtheMini-BconnectstosmalldevicessuchassmartphonesorPDAs.Checkyourdevicemanualstomakesureyouhavetherightconnectors. ShieldingMaintainsSignalQuality The USB cablefeaturesshieldingthatprovidesprotectionagainstnoisefromelectromagneticandradio-frequencysignals,keepingyoursignalclearwithlesslossofbandwidthforhigherperformance. Gold-PlatedConnectorsforPerformance Thecablealsofeaturesgold-platedconnectorsthatresistcorrosionforsignalpurity. ABOUTFACTORY Weareaprofessinalmanufactuerofallkindsofcables,suchastelephonecable,USB cable,SATAcables,hdmicable,vgacable,powercable,etc.OurUSBcablearealmostsaletoNorthAmerica,eruopeancountry,Asiaandotherforeighcountry.OurmonthlycapacityofUSBcableis1,000,000pcs,thisisnotouratmostwecando,iftheorderwehavemorewecandomoreUSBcablethanpresentcapacity.OurfactoryalsobecertifisedasaISO9001-2008factory. Allofourproductsdo100%inspectiontoavoidbadpartflowtoourcustomerside. EMARK:the pictures of RS232 Card/USB Serials are just for your reference ;different types and order qualities will also make the prices be different (the larger theorder is the more discounts will be given).if you want to get more informations ,just contact us today without any embarrassments,we are always on the way to service you!