Electrical control systems for lighting systems; electromechanical controls for room thermostats; electromechanical controls for window coverings; stereo amplifiers, receivers, tuners and speakers [ electrical control systems for hot tubs; and monitoring and surveillance systems, namely, cameras and digital video recorders ]

Electrical control systems for lighting systems; electromechanical controls for room thermostats; electromechanical controls for window coverings; stereo amplifiers, receivers, tuners and speakers; electrical control systems for hot tubs; and monitoring and surveillance systems, namely, cameras and digital video recorders