Check the listing for details. Lavalier Lapel Microphone, Standard 3.5mm TRS, 1m Wired Unidirectional Mic. Condition: New. Listed at 20.72 USD. What is this? The lavalier lapel microphone is a condenser collar mic, can be clipped onto a clothing lapel while the other end is plugged into your device. It's a good choice for presenters, musicians, actors, singers.What will I get? You'll get a black lavalier lapel microphone with cable(Standard 3.5mm TRS Plug), detachable collar clip and foam windscreen. Featuring an unidirectional polar pattern; Microphone Core Diameter: 6mm; Wire Length: 1 m/3.3 ft; Operating Voltage: 2.0V-10V.DC; Signal-to-Noise Ratio: ≥88dB; Sensitivity: -32dB±2dB; Output impedance: ≤2.2KΩ; 60~20KHz frequency response.Is there any advantages of the product? This microphone has noise reduction performance, it can suppress ambient noise while capturing specific direction audio.