and best wishes with your business! I hope it is a huge success.

Most of us here are more about great sound than easy installation. Have you considered running wire for the speakers?

Trey

Sound reinforcement/PA gear,speakers, mounts, stands, amps, etc.,etc., 100 watts to 4,500 (claimed) watts. Everything you could need at dealer prices at

mcmelectronics.com

They have amps with paging features, something you might want in a restaurant.

Sorry I can't help you decide which ones to buy, but they will definitely have anything you might need. Even multi-camera security systems, though hopefully you won't need that.

Best of luck!