Ezprogear TCM149 Lavalier Lapel Microphone with 3.5 mm lock screw connector Omnidirectional Condenser Lavalier Microphone with Tie-Clip and Windscreen included. Impedance: 600 Ohm +/- 30% Cord Length: ~ 36 inches BodyPack Transmitter not included in this package Compatible with Audio 2000s, Awisco, Pyle Pro, And Nady Wireless Microphone System