With telescoping handle and built-in wheels, the GPA-800W wireless portable sound system is as easy to roll as a large suitcase but it delivers a powerful professional sound. This system offers the most options of inputs and outputs, including a second microphone and speaker; computer or projector input; connection to your wired in-house PA system; 96 preprogrammed channels and tone-key control. To customize your GPA-800W, see the options on the back page. An LCD indicates low battery and radio channel. Set-up is quick; operation is easy.