There are many types of audio equipment in the stage audio, generally by the microphone (or wireless microphone) + mixer + amplifier + speakers can be. Sound source in addition to microphone, sometimes also need a DVD, computer music, etc., also available computer. But if it is to be a professional stage sound effects, in addition to the need for professional stage construction staff, but also to add effects, sequencers, equalizers, pressure limiters and other audio equipment, these devices can be purchased through the manufacturer or audio rental business rental.