Compact And Stylish Design For Any Spac: The Emerson Es-4000 Bluetooth Radio Microsystem features a sleek and compact design, making it a perfect fit for any room in your home. Its modern aesthetic seamlessly blends into any decor, providing both style and functionality.bluetooth Connectivity For Wireless Streaming: Easily stream your favorite music, podcasts, or audio content wirelessly from your Bluetooth-enabled devices. The Emerson Es-4000 allows you to connect your smartphone, tablet, or laptop for a hassle-free and high-quality audio experience.built-in Cd Player For Your Music Collection: Enjoy your favorite Cds with the built-in Cd player. The Emerson Es-4000 supports a wide range of CD formats, ensuring that you can listen to your entire music collection with clear, dynamic sound.