For Mobile Journalist, Videographer Omnidirectional Clip-On Lavalier Mic Miniature Clip-On Transmitter Miniature Clip-On Receiver Easy Setup with No Menus Three Adjustable Gain Settings 7 H Rechargeable Batteries + USB Power Bright, Informative LCD Screen Battery Status & Audio Level on Display Up to 8 Mic Systems on Set / 230' Range