Sony ECM-CG50BP Shotgun Electret Condenser Microphone for Camcorder, 40Hz - 20kHz Frequency Response High-quality shotgun type microphone for cameras and camcorder with a mic input jack Pro-quality sound with a smooth, extended frequency response, low noise and wide dynamic range High directional (supercardioid) response picks up dialogue and sounds from narrow regions directly in front of the camera Supplied spacer and shockmount holder reduces operating noise from the camcorder Powered via AA alkaline battery or plug-in power