Nady CM-2S Stereo Condenser Microphone 2 closely matched cardioid condenser elements Superb channel separation 30Hz-20KHz frequency response Switchable low-frequency roll-off High SPL capability Extended dynamic range Ultralow self noise Compact, lightweight design Easy to camera mount Runs on internal battery Features 2 closely matched cardioid condenser elements with superb channel separation and a smooth, linear 30Hz-20KHz frequency response with a switchable low-frequency roll-off Its high SPL capability, extended dynamic range, and ultralow self noise result in crisp, clear transparent audio The compact, lightweight design is easy to camera mount and runs on internal battery The CM-25 comes with a mic clip, connector cables and adapters, a windscreen, AA battery, and a soft protective pouch