Stage microphone with an adjustable stand (from 85 to 119 cm). Can be connected to a MP3 player or a CD player to listen to music and sing at the same time. ON/OFF switch. The speaker is detachable and can be used for an MP3 player or a CD player. Requires 3 LR6 batteries (not included). Item dimensions : 20.9 cm x 20.9 cm x 12.3 cm.