DescriptionThis wired RGB backlight subwoofer is made of premium material, which can withstand long-lasting use. Features the plastic material, which has high durability, not easy to deform. Fine workmanship, ensures practicality.Features-Color: Black -Material: plastic -Size: 7.00X7.00X6.50cm/2.75X2.75X2.55in Impedance: 4ohms Power: USB 5V Output: 2.5W x 2 SNR: 65dB isolated - 360 degree three-dimensional surround sound, full sound effect, powerful and powerful. - Stereo sound effect, transparent treble, broad alto and thick bass. - Individual gear knob design, simple and easy to use, you can control volume directly. - Full sound effect, surround stereo, powerful and wide compatibility. - Mini body, HIFI sound quality, RGB lighting effect, beautiful and pleased to your eyes.