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 a 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. Key Features 1. Compact on-camera microphone 2. Compatible with smartphones, DSLR cameras, Consumer Camcorders, PCs etc. 3. Rugged metal construction 4. No battery required 5. Professional furry windshield included Package Included 1*Furry windsheild 1*BOYA BY-MM1 Microphone 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)