Product Description Color: Black, Black White, Black Red Material: ABS Connection: USB 2.1 wired Cable length: 1 m Audio connection: AUX 3.5 mm Power supply: DV 5 V and USB 5 V. Adjustment knob: volume, treble, bass Output power: 3 W. Dimensions: approx. 95 * 115 * 128 mm (main speaker), 62 * 63 * 75 mm (side speakers) Scope of delivery: 1 x main speaker 2 x side speakers Superior Sound Quality Performance: Enjoy your music through dual high-performance speakers. Ensures enhanced clarity and fidelity. Place them on both sides of the computer and the sound reaches your left and right ears simultaneously, providing a similar stereo sound. Suitable for listening to music, watching movies or playing games at home or in the office. Unique Design: Rear 3-inch bass speaker delivers superior bass sound. And the air guide in the front makes the bass sound stable and undistorted. Easy to Use: Treble and bass independent adjustment, turn the knob and adjust, shows perfect interpretation of all kinds of music. Wide Compatibility: Lightweight and portable, convenient to carry. Suitable for mobile phone, tablet, laptop, PC, desktop computer and other audio devices. Bluetooth Connection: Speaker Bluetooth, 10m range, Quick pairing of all Bluetooth-enabled devices, such as Android mobile phones, iPhone, iPod and so on. If you are not using a Bluetooth connection, you can use a 3.5 mm AUX cable to connect the speakers and the other side to connect a smartphone, computer, MP3, MP4, TV and so on.