Great in Boardroom, Meeting Room, Auditorium for audiences up to 1,500 in rooms up to 15,000 sq. feet. Adjusts from 39" to 45" with pneumatic dial control. Includes built-in 50 Watt multimedia stereo amplifier with 3 mic iputs, line in for CD, Computer, line out to record; Extra speaker jacks. 2 built-in Jensen designed speakers. Hot gooseneck dynamic mic. 4 casters (2 lock). Elegant, stylish high pressure laminate finish. Mahogany. Power with optional AC Adapter (S1460) or power up to 200 hours with 10 D-Cell alkaline batteries (not included). Rechargeable system consists of S1460 Adapter/recharger plus S1465 Nicad Battery Pack - All Sold Separately.