... steel, 2..Cartrige:hypercardioid, specially wire frequecny res NO-NOISE SWITCH DYNAMIC MICROPHONE1.Impendance: 600 OHM±30% 2.Polar pattern:hypercardioid ... , 6.Cartrige:hypercardioid, specially wire frequecny response, Anti-shake 7.Switch;no noise, can use 10 thousand by test . 8.body ... :zinc-alloy die-casting,facade with HT-painting . 9.cable:6.5mm*5M,New Pvc flexibility material ...