Home entertainment systems have come a long way since you ooh’ ed and ahh’ed because your neighbor had a few pairs of speakers that actually fit flush into his walls. That’s old news now. Even homes in comparatively modest new developments are being outfitted with a full complement of audio, network, TV and telephone wiring. In many developments the builder offers a standard wiring package and various upgrades for additional wiring, speakers, wiring enclosures and even full control systems.Syste.