These homeowners know exactly what they like, and just as importantly, what they don’t. Their 5,000-square-foot home, one of seven custom-built homes in an exclusive Littleton, Colorado, enclave, was meticulously designed and beautifully curated as a showpiece. A major high-tech overhaul, they felt, could easily jeopardize the home’s refined aesthetic. Still, a few essentials were important to their daily living: stable Wi-Fi, streaming music in key rooms, a modern yet manageable entertainment system, and a straightforward, dependable security solution.