Features: The eyes are attracted by the colorful light and shadow show, and the ears are immersed in wonderful music. The quality of the speaker is strong, using 3-inch new subwoofer and high-pitched high-resolution speaker. The resolution is good, the sound quality is natural, and the performance of music restoration brings a real music experience. Made of ABS, with high impact strength and toughness. Low power consumption and multi-compatible design, various power supply modes, compatible with a variety of devices. Front brushed panel design, solid knob line control volume adjustment, easy to use. The front panel is designed with colorful lights, and the seven-color lights are automatically displayed. Specification: Material: ABS Color: Black, Red, Blue (optional) Power: 3W*2 (RMS) Sensitivity: 500mV Frequency range: 20-18KHz Signal to noise ratio: 65dB Isolated interest rate: 45dB Impedance: 4 ohm Speaker unit: 52mm Power: USB 5V Mode of operation: Wire control tuning Size: Approx. 13.5 * 9 * 9 cm/ 5.31 * 3.54 * 3.54 in Weight: Approx. 544 g / 19.19 oz Package list: 1 * Set of Computer Speaker 1、The eyes are attracted by the colorful light and shadow show, and the ears are immersed in wonderful music. 2、The quality of the speaker is strong, using 3-inch new subwoofer and high-pitched high-resolution speaker. The resolution is good, the sound quality is natural, and the performance of music restoration brings a real music experience. 3、Made of ABS, with high impact strength and toughness. 4、Low power consumption and multi-compatible design, various power supply modes, compatible with a variety of devices. 5、Front brushed panel design, solid knob line control volume adjustment, easy to use.