COMPATIBILITY: Universal for all D/SLR cameras with 3.5mm mic jack. Video Microphone for filming YouTube Vlogs, interviews, family vacation trips, live music, outdoor events, tutorials. Powered by 2*AAA battery. (Batteries are not included) PROFESSIONAL MIC: The CVM-V30PRO Lightweight microphone comes with a low-cut filter function and 10dB Sensitivity Adjustment. You can choose the low-cut mode when you are in the noisy environment and you can adjust the sensitivity from -38dB to -28dB as per your need. UNIQUE SHOCK MOUNT DESIGN: Features a shock-absorption shock mount, effective at minimizing unwanted vibrational, handling noise. SUPER-CARDIOID MICROPHONE: CVM-V30 PRO shotgun microphone is giving excellent off-axis rejection for desired sounds, which can effectively reduce the noise of the surrounding environment to be picked up. 【What’s in the box】1* CVM-V30 PRO Microphone 1* Windscreen 1*Card 1* English User's Manual.