360-degree surround heavy bass, independent bass adjustment, colorful Led lighting effects, full-range speaker unit, universal for mobile phones and computers 10M long-distance transmission, play games and music, stereo speakers, let your ears return to the scene The wooden cavity can effectively reduce resonance and reduce standing wave interference to make the sound quality more real and pure, and the shape is simple, and the matte texture of the outer surface is more low-key and not vulgar The 4-inch large-size woofer is supercharged on the front to enhance the bass effect, and the most popular RGB colorful lighting effects are added to give you a different audio-visual experience. The low-frequency sound waves are smoothly released, which can effectively reduce the distortion caused by sound friction. Suitable for computers, mobile phones, tablets, game devices, TVs, etc. Output power: 8w+3w*2 Speaker size: 4 inch + 2.5 inch + 2 Volume control: independent knob Signal to noise ratio: Greater than 86dB Frequency response range: 20Hz~20Hz size:240x150x170mm Material:wooden colour:black Package Contents: 1 * main speaker 2 * sub speakers 1 * remote control 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.