Features: High Quality & Practical Occasion: photography, interviews and other occasions Specially designed for the camera and high-sensitivity condenser microphone to enhance the quality of the recording Heart-shaped single-point features can effectively reduce the noise of the surrounding environment to be picked up 10dB sensitivity enhancement and 200Hz low-frequency attenuation; to meet the different field Co-use. Use standard universal connector specifications, can be simply fixed the camera Shock-resistant structural design, to reduce the mechanical noise of the camera and other vibration noise Specifications: Type:(Mid-Side) stereo wire Wire length:About 28cm Power requirement:AAA battery(Battery is not included) Battery life:Avout 800hours Size:30.5 x 61 x 132.5mm Weight:45g Color: black Material: plastic Performance Parameters: Frequency response:30-150000HZ Sensitivity:-40dB(0dB=1v/Pa at 1KHZ) Pointing to the fretures:single directional x 2 Output impedance:200 Signal-to-noise :76dB(1 KHZ at 1Pa) The loudest level:120dB at 1 KHZ harmonic distortion 1%or less Package Contents: 1 x microphone kit Only the above package content, other are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real . The measurement allowed is +/- 1-3cm.