The BOYA BY-MM1 is a cardioid microphone, which specially design to improve the sound quality of videos on the basis of build-in microphones. With both TRS cable and TRRS output cable included, it can be used on Smartphones, cameras, camcorders, audio recorders, PCs, and other audio/video recording devices. BY-MM1 comes out in compact size and light weight aluminium constructure , it will not be a heavy burden while shooting. Plug and play design, no need to worry the battery status. Included inside with an anti-shock mount, which can effectively reduce unwanted vibration, cable and handling noise. Also included a furry windproof shield, which specially used for minimizing the wind and environmental noise for outdoor recording, make sure the sound crystal clear. Features Compact on-camera microphone Compatiable with smartphones, DSLR cameras, Consumer Camcorders, PCs etc Rugged metal construction No battery required Professional furry windshield included Specifications Transducer: Electret Condenser Polar pattern: Cardioid Frequency Response: 35-18KHz +/-3dB Sensitivity: -42dB +/- 1dB / 0dB=1V/Pa, 1kHz Signal to Noise Ratio: 76dB SPL Plug: 3.5mm TRS and TRRS connector Dimensions: ?22*81mm Net Weight: 86g/0.19 lb Package Included 1* BOYA BY-MM1 Microphone 1* Furry windsheild 1* Shock mount 1* 3.5mm to TRS audio output cable(For cameras, camcorders, audio recorders and other audio/video recording devices) 1* 3.5mm to TRRS audio output cable(For IOS and Android Smartphone, tablet or Mac) Manufactory Original Package