Features 1.The unique aircraft modeling of this sound box brings you different visual experience. 2.The woofer is specially placed in the middle, with the left and right sound speakers, the sound is clear and more explosive, making you feel like you are on the scene. 3.Compact and simple body, with humanized anti-slip mat design. It is just right to match with various models of computers, does not occupy desktop space. 4.The upgrade dual subwoofers supercharge towards ground, the sound is more attractive. 5.The product is ergonomically designed with fashion and simple appearance, let you fondle admiringly. specificationItem Type: Sound box Brand: SADA Product Model: D-219 Color: White, black(optional) Output Power: 3W Resolution: 40dB Frequency Response: 25Hz-20KHz Signal to Noise Ratio: 80dB Power Supply Voltage and Current: USB/DC5V 600mA Sound Channel: 2.1 Product Size: Approx. 40x12x9cm/15.7x4.7x3.5inch PackageList1 x Loudspeaker Box