产品名称：BLACKBOXMD940A-M型号：MD940A-M品牌：BLACKBOX描述：Poweredtoensurecontinuous,reliabletran***issionoverfiber.SendRS-232datafromserialdevicestoaserveroverfibercable.Tran***itdataatupto76.8kbps.Reachdistancesof2.5miles(4km)atanyspeed.规格：Autosensing110–220-VACpowersupplyensuresreliabilityandcontinuoustran***ission.Arangeselectfeaturecompensatesforcoupledpowervariati***.Switch-selectableDTE/DCEoption.SettoperformlikeaDTEsoitcancommunicatewithanotherDCEdevice.Nospecialcablesareneeded.SupportRS-232async,bidirectionaltran***ission.Usewithmultimodefibercable.)