Product descriptionMaterial: PlasticSize: 40 * 5.5 * 6Color: black, gold, silver grayConnection method: bluetooth connectionOutput power: 5W * 2Battery capacity: 1800mAhPackage Contents: 1 * wireless mini speaker subwoofer1. SPEAKER - Built-in subwoofer and powered by 2 * 5W dual speakers, the soundbar delivers high quality sound and stereo sound, perfect for home, dorm, kitchen, bathroom, car, parties, computer gaming, etc.2. WIDE COMPATIBLITY - USB port and standard 3.5 mm headphone jack, ideal for PC, computer, desktop, notebook, tablet, microphone, headset, smartphone, projector, MP3, MP4, CD player.3. CHILD-EASY operation - USB plug-and-play: power supply via USB cable. Simply USB cable to USB port and audio cable to headphone jack. The rotary knob controls the on / off switch and regulates the volume.4. SPACE-SAVING DESIGN - Small and modern design is easy to take with you. You can enjoy audio from your favorite games, music or movies anywhere, anytime. Slim strip shape saves a lot of space when you put it under or next to the computer, so it doesn't bother you when you are gaming, watching movies.5. Incredible playing time- Integrated powerful 1800mAh rechargeable battery with high capacity allows the speaker 6-8 hours of continuous music playback. You can take the speaker with you anywhere without worrying about the problem of a power source. Simply the perfect music system for indoor / outdoor activities. It usually takes 2-3 hours to get a full charge.