improve the sound quality of videos on the basis of build-in microphones. With both TRS cable and TRRS output cable included, suitable for smartphone/ DSLR/ camcorder/ hand-held DV/ recording pen and other audio/ video recording devices. Feature: BOYA BY-MM1+ is a professional microphone for live streaming and audio/video recording. With the features of high definition sound quality and intelligent noise reduction. Adopt super-cardioid pickup pattern microphone to reach larger range of sound pickup; highly sensitivity enables it to effectively pick up sound within 4 meters, to capture every details. Plug and play, easy to use; no battery required, powered by the device via the audio cable (included), small power consumption and energy saving. Sturdy metal shell, anti-scratch and shatter-resistant; comes with shock-proof holder, minimize the noise caused by operating vibration. Wide Compatibility: compatible with iPhone, Android smartphones, DSLR & ILDC cameras, and more audio/video recording devices. Specification: Brand: BOYA Model: BY-MM1+ SNR: ＞78dB Directivity: Super-Cardioid Pickup Pattern Power Supply: Plug and Play Sensitivity: 36dB±3dB (0dB=1V/pa.1kHz) Frequency Response: 20Hz-18kHz Interface: Standard 3.5mm Interface Compatible with: iPhone, Xiaomi, Samsung, Huawei Smartphone, DSLR, Camcorder, DV, Recording Pen, etc. Package Size: 15.1 * 13.1 * 6.7cm / 5.9 * 5.2 * 2.6inch Package Weight: 170g / 6oz Packing List: 1 * BY-MMA+ Microphone 1 * Storage Bag 1 * User Manual 1 * Furry Windshield 1 * Sponge Windshield 1 * Shock-Proof Mount 1 * 3.5mm to TRS Audio Output Cable for DSLR 1 * 3.5mm to TRS Audio Output Cable for Smartphone Note: The color deviation might differ due to different monitor settings.