The Whisper Lift II Pro advanced TV lift from Touchstone is constructed from durable steel for unmatched strength and stability and is powered by our quiet 24v motor. Designed to fit flat screen TVs up to 65 inches, it will quickly and quietly raise your TV to the ideal viewing height, or you can install it in the ceiling for drop-down applications. The Whisper Lift II Pro advanced TV lift is equipped to provide the power and durability you need in your TV lift mechanism while providing advanced features like an RS232 port for use with automated systems and the ability to set the lift height. Whisper Lift II Pro also offers Wifi connectivity for operation through the smartphone app, or by voice command with compatible smart home systems (Amazon Alexa and Google Home).