Hi-Fi high-fidelity four-sounding unit shocks and surrounds Dual-strong magnetic speakers + dual-bass diaphragm, enhances the sound's sense of depth and space, like a singer singing at the scene! Sound guide groove sound guide technology makes the sound more concentrated, more penetrating, and highly restores the sound quality, allowing you to enjoy professional-level cinema sound effects. Dynamic LED light effect Dress up a cool desktop, cool gradient atmosphere light, with different lighting peripherals to show personality, full of atmosphere. Innovative independent volume knob design, get rid of the trouble of volume adjustment, adjust the volume more freely, more convenient to use! Fully compatible with computers/mobile phones/TVs/tablets/PS4/musical game consoles. Type: computer speaker Volume adjustment: Knob Speaker power: 3W*2 Connection method: wired Scheme: 5209 amplifier Speaker specifications: 2 inch 40 magnetic speaker double diaphragm Power supply mode: USB power supply Cable length: about 100cm Colour:black Material:plastic Size:383 x 65 x 55mm Package Contents: 1 x Speaker Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.