The boya by-Pvm1000 professional shotgun microphone features a line + gradient pick up with the length of 27.8Mm, features directional characteristics. The by-Pvm1000Z-Zs high directivity, low noise and transparent audio reproduction make it a well suited microphone for direct-Coupled, balanced output ensures a clean signal even in high-Output conditions. Transformerless design for improved pickup of transients. Switchable 80Hz high-Pass filter. Features broadcast-Quality condenser microphone designed especially for use with camcorder or video dslr maximum rejection of side and rear of microphone two step high pass filter low noise circuitry lightweight durable construction. Integrated foam windshield and shock mount included professional windshield, 1.5M cable, 1/4 inch (6.35 mm) adapter 48V phantom power or 1.5 aa battery