Part NO.LSW-502PDTDescription: 0.1-5GHz SPDT 5V TTL USB Coaxial SwitchSpec:Frequency:0.1-5GHzInsertion Loss:1.5dB(Typ.) 2.5dB(Max.) @0.1-2GHz2.5dB(Typ.) 3.5dB(Max.)@2-3GHz3.5dB(typ.) 4.5dB(Max.)@3-4GHz4.0dB(Typ.) 5.5dB(Max.)@4-5GHzIsolation: 70dB(Typ.) 60dB(Min.)Return Loss:20dB(Typ.) 10dB(Min.)Input Power: 42dBm(Typ.)@0.1-3GHz 41dBm(Typ.)@3-4GHz 40dBm(Typ.)@4-5GHzInput 3rd Order Intercept: 60dBm(Typ.)Switching Speed:90nS(Max.)Control(Internal):GUI, APIControl(External):TTL SignalDC Power:5V/40mA via USBGUI Compatibility:Windows 7/2000/XP/VistaRF Connectors:SMA FemaleExternal Control connectors:BNC FemaleUSB Cable:USB 2.0 A/B