The ECM-673 is a short shotgun, electret condenser-type microphone, which delivers excellent sound performance in field and studio production applications at an affordable price. Features:Superb sound qualityLow inherent-noise level of less than 17 dB SPLFlat-and-wide frequency response (40 Hz to 20 kHz)Compact and lightweight design: 7 7/8 inches in length and 4.76 oz weightHigh durability and reliabilityBuilt-in low-cut filter switch (M, V) for reducing of undesired ambient nose