Sony ECM-HQP1 Surround Sound Microphone for DCR-DVD 203, 403, 305, 405, 505 & HDRHC1 Camcorders Four channel surround sound microphone for compatible Handycam camcorders Captures true-to-life voices with its super sensitivity Includes three recording modes for use in a variety of video shooting situations Can be controlled via touch screen on compatible camcorders Designed to work with a camcorder's active interface shoe