Moving Coil Dynamic Uni-Directional Element - Microphone Sensitivity: -54db ( /-)3db(0dB=1V/Pa @ 1KHz).Durable Zinc Alloy Metal Construction - On/Off Broadcasting Switch.Steel Mesh Ball Shaped Grill - 6.5 Foot x 4.5MM Microphone cable with 300 Ohms Outputs.Frequency Response: 50Hz~15KHz - Microphone Dimensions: 6.7'' x 1.7'' x 0.3''.600 Ohm Output Impedance ( /-)30%.Moving Coil Dynamic Uni-Directional Element - Microphone Sensitivity The PDMIK1 is a professional moving coil dynamic handheld microphone. Translation: it makes your voice sound great, thanks the unidirectional element. The durable zinc alloy metal construction means this mic is great for everyday use. It sounds great in the studio or on the stage. It includes a 6.5 foot 4.5mm microphone cable.