The Crestron C2N-CBD is a room controller unit with 3 buttons that allows for YES/NO and ABSTAIN functions. It is compatible with universal brands and features HDMI audio/video outputs. This smart home device operates using Wi-Fi technology, making it easy to control and monitor your smart home system from anywhere in the room. With its sleek design and advanced features, the Crestron C2N-CBD is a versatile tool for enhancing your smart home setup.