BOYA BY-M1 PRO UNIVERSAL LAVALIER MICROPHONE Boya BY-M1 Pro Universal Lavalier Microphone is a microphone that is compatible with smartphones, PCs, cameras, audio recorders, and other recording devices etc. In its compact body, there are some special functions and are useful to distinguish the BY-M1 Pro from other common microphones on the market. With the -10dB pad switch, selectively reduces unwanted plosives when the subject's sound is very loud and close to the microphone, making sure the recording is always clear. With a 3/8 headphone headphone jack at the bottom, this allows users to monitor sound in smartphone mode. Features Clip-on Mic for Smartphones, DSLRs, camcorders, audio recorders, PCs and many others High-quality condenser, ideal for video use Low handling noise Includes lapel clip, LR44 battery, foam windscreen, 1/4 "adapter Play back headphone monitoring in smartphone mode -10dB sound attenuation