Califone PowerPro SD PA919SD - speaker - for portable use

The PowerPro SD is the PA for those who require an easy-to-use, portable sound reinforcement solution but do not have the budget, technical know-how or time required to operate a multi-component system. Designed for any kind of venue, the PowerPro is the first portable PA system to offer wireless transmission to any number of its powered companion speakers, meaning it has unlimited expandability to handle any situation. The PowerPro SD is a complete self-contained sound system with two built-in wireless microphone receivers, a CD player. It has full digital capability to play and record from its SD card slot with 512 MB onboard flash memory and is USB 2.0 compatible. It features 90-watts RMS of power, with a single unit easily covering crowds up to 1,000 people or many more with added wireless PowerPro companion speakers.