ATian TAKSTAR SGC-598 Professional Video Microphone Interview Microphone Used on DSLR Nikon / Canon / Camera / DV Camcorder, ect. (3.5mm Interface) High-sensitivity condenser microphone to enhance the quality of the recording. Specially designed for the camera. Heart-shaped single-point pickup features can effectively reduce the noise of the surrounding environment to be picked up. Shock-resistant structural design, to reduce the mechanical noise of the camera and other vibration noise. A Lavalier Microphone and a Mic Audio Splitter is included in the box. If the items you receive do not include these two accessories, it's not sold by ATian. We're sorry to tell you that you may have bought fakes. ATian is a professional provider of Automotive Electronics, Home and Office Electronics and Photography Accessories. ATian is committed to providing users with convenience through high quality products and innovative solutions. ATian offers products and solutions including: GPS Tracker, Car Monitor &amp; Camera Kit, Security Monitor, Circuit Tester, Microphone, Microphone Stand, Camera Stabilizer, Photography Bracket, etc. Specially designed for the camera, mobile phone, ect. Used for Photography, Webcasts,Iinterviews, and Other Occasions. High-sensitivity condenser microphone to enhance the quality of the recording. 10dB sensitivity enhancement and 200Hz low-frequency attenuation to meet a wider range of applications. Heart-shaped single-point pickup features and shock-proof structural design can effectively reduce the noises picked Alloy materials design, sturdy solid, and can effectively shield electromagnetic interference. Transducer Principle: Back Electret Condenser. Directivity Characteristic: Cardioid. Frequency Response: 50Hz-16kHz. Sensitivity:-32dB  3dB (0dB = 1V/Pa at 1kHz). Sensitivity Tone Up: +10 dB. Bass Filter:  10dB / octave at 60HZ. Output Impedance: 2000  30%. Use voltage: 1.5V AA Battery (Not Included). Power Switch:  ON / OFF. Sensitivity Tone Up Switch: Tone up the volume of microphone. Bass Filter Switch: Turn it on can reduce the ambient noise. Power Indicator:   Show green when working normally, red when battery is low. 3.5mm Audio Input Plug. Battery Compartment (1.5V AA battery, not included). Camera Clip Nut. Windscreen. Shock Mount: Reduce the mechanical noise of cameras and other vibration noise. 1 x SGC-598 Microphone. 1 x Windscreen. 1 x The Microphone Components. 1 x Lavalier Microphone (Exclusive, not fit for some Cell Phones). 1 x Mic Audio Splitter (Exclusive).