... Impedance30Ω, 100ΩSorting ModeNG, P1, P2, P3, AUX five selectionInterfaceHANDLER, RS-232C(Option)Operating Ambient10ºC ~30 ºC, ≤80%RH for ... *Specifications are subject to change without prior notice. MCH LCR Meter Product, MCH-8817A LCR Meter,10KHz testing frequency,w/RS-232 interface