Height easily adjusts from 39” to 45”. For audiences up to 1,500 in a 15,000 sq. ft. area. Two 6 x 8 Jensen design speakers. Rolls on four hidden casters, two locking. High-pressure laminate. Manufacturer’s six-year limited warranty. cUL Listed: UL Listed. Wireless Sound System Adds wireless amp with internal receiver, transmitter and lapel/headset mics. Medium Oak, 21 x 15 x 46 1/2 , 86 lbs.