Power cable is included. The Harman Kardon Onyx Studio 8 Wireless Bluetooth Portable Speaker is a sleek and powerful audio solution perfect for on-the-go music lovers. With a stylish sphere shape and a black color, this portable speaker not only delivers high-quality sound but also a modern aesthetic. The system includes a subwoofer for enhanced bass response, and with Bluetooth connectivity, you can easily stream your favorite music from any compatible device. The 50W RMS power output ensures a rich and immersive listening experience, making it a top choice for those seeking premium sound quality in a portable format.