Humidity can be tough on electronic systems. Marine-grade loudspeakers from SpeakerCraft were installed in this southern Florida residence to hold up against moisture.

the TVs aren’t the only high-def pieces of equipment in the house. The 12 Panasonic surveillance cameras that watch over the 22,600-square-foot residence and 165-foot yacht provide clear view of the front door, backyard, gardens and other areas. The cameras feed their images to a processor that allows the homeowner to view them simultaneously on several TVs.