ItemName:ProfessionalPowerAmplifierItem#:VX400ProductDescriptionProfessionalamplifierforall-roundsoundreproductionShortCircuitprotectionDCcurrentprotectionHightemperatureprotectionForcedfancoolingBalancedXLRandJackinputsGroundliftswitchSpeakoncompatiblespeakeroutputsBindingpostspeakeroutputs(screws)StrongAluminum19'frontTechnicalInformationPowerstereo4ohm2x200WrmsPowerstereo8ohm2x135WrmsPowerbridge8ohmPowerparallel2ohmFreq.Resp.(+-1.5dB)10-50000HzInputSensitivity0,77VInputimpedance20kohmS/Rratio:>85dBDampingfactor:>150SlewRate:35V/uSCooling:ForceFancoolingInputs:BalancedXLR/JackOutputs:Speakon/bindingpostPowersupply:AC230V/50HzDimensi***(mm):88x483x260(19"/2U)Weight：)