This custom built 75 watt Multimedia Amplifier Sound System broadcasts for audiences up to 7,500 people or 75,000 square feet! Four 4-inch speakers mounted directly on radius corners with a radius style grille contribute to its luxurious appearance and affords high quality audio amplification. Its multimedia capabilities include the capacity for 2 microphones and one wireless user, plus the option to use a choice of 3 different wireless microphones (see image gallery and see related items below). The unit includes inputs for tape, CD, an extension speaker and recording outputs. An AC plug and optional battery operation are included. The reading lamp illuminates it's ample reading surface large enough for a 3 ring binder. A digital clock is included. When placed on #901 Base, the total height 48". The inner shelf measures 9"H x 11"L x 23"W.