The Pyle Video Shotgun Microphone-Professional Cam Mounted Back Electret Condenser External Mic-Compatible for DSLR Camera Camcorder Smartphone iPhone w/ 3.5mm Connector-Pyle Pro PMKSF32 Shotgun Condenser Microphone is designed to perform. The light-weight pen-sized metal construction mic is ideal for just about any audio recording application. Perfect for on-the-go recording whenever a quick and easy mic setup is needed. Works great for social gatherings weddings to outdoor sporting events. Connect via the universal 3. 5mm plug and you re ready to record. Runs on (2) 377 Button Cell Batteries (SR626SW).