Features: The Microphone is a cardioid directional microphone, which specially design to improve the sound quality of videos on the basis of built-in mic. With both TRS cable and TRRS output cables included, it can be applied on smartphones, cameras, camcorders, audio recorders, PCs, and other audio/video recording devices. Compact size and lightweight aluminum constructure, it will not be a heavy burden while shooting. Plug and play design, no battery needed. You can start your recording anytime. Comes with an anti-shock mount, which can effectively reduce unwanted vibration and handling noise. Also included a windproof furry windshield, which is specially for minimizing the wind and environmental noise for outdoor recording, make sure the sound crystal clear. Specifications: Transducer: Electret condenser Polar Pattern: Cardioid Frequency Response: 35Hz~18KHz±3dB Sensitivity: -42dB±1dB / 0dB=1V/Pa, 1kHz Signal to Noise Ratio: 76dB SPL Plug: 3.5mm TRS and TRRS connector Dimensions: