If you have tried other mikes with your camcorder and been disappointed with the results, the WMS-PRO system is expressly designed to meet your higher expectations. This is a professional quality VHF microphone selected by most professional videographers as the best, and most versatile, wireless microphone on the market today. FEATURES INCLUDE: works with all camcorders equipped with an external microphone jack; range of over 250 ft.; shoot from a distance and pick up only your subject's voice; 2 microphones included, choose either the clip-on or the handheld depending on what you are shooting; receiver attaches to camcorder with shoe mount or velcro; miniature transmitter attaches to belt or fits into pocket; monitor earphone lets you hear sound being recorded. Requires (2) 9 volt batteries.