The Whistler WES-350 External CB & Radio Scanner Speaker is a versatile and powerful wired scanner speaker designed for various brands like Cobra, PRESIDENT, Yaesu, and Motorola. With a sleek black cube shape and metal construction, this speaker offers weatherproof features and a high RMS power output of 350W. Its universal compatibility and 3.5mm jack audio input make it easy to connect to different devices. The Whistler WES-350 is a reliable and efficient external speaker unit that enhances your listening experience.