Dynamic microphone with adjustable volume control settings for sounds to the desired levels without howling or feedback. Great item for sports games, events, work, or in large groups of people. This unit has a power level of 5W. ABS construction for lasting durability. Sliding volume control, speak and music switch. Handy carrying strap. Operates on 4 C batteries (not included). Features Length aprox. : 9 inches, Diameter: 5 1/4" Rated power: 5 W Heavy duty abs construction. Sliding volume control. Includes handy carrying strap. Dynamic microphone with adjustable volume control sets sound to the desired level without howling or feedback. Uses 4 C batters (not included) Great to use at sports events, plays, working with large groups of people. Handle folds down and up for easier storage.