Ezprogear Tcm-148 Omnidirectional Condenser Lapel (Lavalier) Microphone 3.5" Lock Screw for Sennheiser Element: Electret Condenser Pattern: Omnidirectional Impedance: 600 Ohm +/- 30% Cord Length : 36 Inches. Package Included: Windscreen, Tie Clip