Note: Earphone adapter(NOT included) is required when connecting to iPhone, android and other smart phones.(lightning to 3.5mm for iPhone).Neewer CM14 cardioid microphone is specifically designed for improving audio on smartphone videos, and any camera with a built-in microphone.Included TRS and TRRS cable is perfect for smartphones, cameras, camcorders, audio recorders, PC’s, and some other audio/video recording devices.Small and strong design makes for a lightweight and durable microphone, doesn't weigh anything down while shooting.Plug and play with most devices.Included shock mount effectively reduces vibration noise.Fur wind shield helps reduce wind and white noise, making it great for outdoor recording and increased recording quality.Optimal recording distance is 0.5-1m / 20-39in. Specifications: Model: CM14Directionality: Uni-directionalSensitivity: -44±2KΩImpedance: Max. 0.68 KΩSignal-to-Noise Ratio: 66 dBMax. Input Sound Pressure Level: 110 dBTotal Harmonic Distortion (THD): ≤3%Standard Operating Voltage: 1.5 VdcOperating Voltage Range: 1.0-10.0 VdcDecrease Voltage Characteristics (Vs=1.5 to 1.0 Vdc): Max. 3 dBCurrent Consumption: Max. 500μASize: 84x20mm (Length x Diameter)Audio Cables: 3.5mm to TRS audio output cable is for DSLR, Camcorder, or RecorderAudio Cables: 3.5mm to TRRS audio output cable is for Smartphone, Tablets, and Mac Package Contents:2 x CM14 Microphone2 x Furry Wind Shield2 x Windscreen Foam Cover 2 x Shock Mount 4 x Audio Cables 2 x User Manual