lntroduction The BOYA BY-BM2040, a compact super-cardioid shotgun microphone, is able to provide high-quality audio for your video.Unique super-cardioid polar pattern and tight pickup area focusdirectly in front of the microphone and reduce other surround-ing sounds, ensuring that your subject is isolated from anybackground noise. Reinforced carbon fiber +ABS construction at only about 79g,the microphone always keeps your setup super lightweight,making it ideal for handheld shooting. Equipped with a professional shock mount can be adjusted back and forth andmore stably improve the recording effect of the device. The BOYA BY-BM2040 is compatible with smartphones, tablets,DSLR cameras, and camcorders. it is ideal for vlogging, mobilejournalism, live streaming,ASMR recording, and more. Features - Super-cardioid condenser microphone -Compact lightweight design - Reinforced ABS construction - Professional shock mount - No battery required, plug and play - Compatible with smartphone, DSLR cameras, camcorders, PC, etc.- ldeal for vlogging, mobile journalism, live streaming,ASMR,recording, and more. Package contents - BY-BM2040 microphone - Shock mount - Foam windscreen - Fur windshield - 3.5mm TRS to TRS cable - 3.5mm TRS to TRRS cable - Carrying pouch Specifications Polar Pattern: Super-cardioid Frequency Response:40Hz-20,000Hz Sensitivity:-35dB±2dB@1KHz Signal to Noise Ratio:> 80dB Audio Output Connector:3.5mm TRS output jack Dimensions(L*H*D):6.02*2.95*1.96”(153*50"75 mm) Net Weight:Approx. 2.8oz(79g)