1.All-metal material, not only durable, but also increases the texture; 2. Super-cardioids pickup characteristics, can provide true natural sound, effectively avoid the back of the sound source; 3. Shock structure design to reduce the camera's mechanical vibration noise and other noise; 4. Low power indicator, allowing users to replace the battery fully prepared to do; 5. Practical accessories for efficient windproof cotton, effectively blocking the wind and the sound source object outdoor atmosphere generated by recording interference