The Sonos BOOST White Smart Wireless Speaker Transmitter is a sleek rectangular-shaped unit manufactured in 2014. It features Dolby Digital surround sound formats and is compatible with Alexa, Google Assistant, Siri, and Cortana for smart home integration. With Bluetooth and WiFi connectivity, this speaker allows for seamless audio streaming. It has an impressive 50W RMS power output and is designed for easy setup with its wireless connectivity. The Sonos Boost is a versatile and powerful addition to any home audio system, delivering high-quality sound in a compact and stylish package.