Features Durable Material: This background music controller is made of ABS and aluminum material and shell, which is very wear-resistant and strong, can support long-term use with stable performance during normal use. Easy to Carry: The compact size of this music controller means that the controller is very convenient to carry, whether at home or outdoors, the controller should be level and easy to store. Stylish Look: This music controller has a sophisticated look, fine workmanship, and a timeless black case with powerful performance that makes this controller very stylish. Wide Application: This controller is suitable for TVs, Blu-ray players, desktop computers, laptops, tablets, smartphones, DVD players, home theater systems, receivers, speakers, etc. Applicable Scene: Perfect for music parties, output mixed audio signal to TV or home theater system or other sound system. Also, this controller is perfect for DJ music, corporate, stage, KTV room, family party and more. Specification: Item Type: Background Music Controller Material: ABS, Aluminum Size: Approx. 55 x 52 x 53mm / 2.17 x 2.05 x 2.09in Power Supply: DC 12V Package List: 1 x Background Music Controller Package List 1 x Background Music Controller