FOSA Mini USB Wired Combination Speaker Bass Stereo Music Player Subwoofer for Cellphone Laptop (Black)

Description: This is a professional speaker with superior sound quaility , composed of 1 main speaker and 2 side speakers. This speaker will let out a outstanding bass sound with stereo sound surrounding. And you can adjust the volume by rotating the knob , this speaker will shows perfect interpretation of all kinds of music. It may be a perfect companion for your cellphone , tablet , laptop , or desktop PC! Specifications: Model: D 201 Color: Black , White (Optional) Material: ABS Connection: USB Wired Audio Cable Length: 1m Audio Port: AUX 3.5mm USB Cable Length: 1m Power Supply: DV 5V & USB 5V Volume Adjustment: Knob Output Power: 3W Separation: 40db SNR: 80db Size: Approx. 96 * 116 * 128 mm (Main Speaker) , 60 * 60 * 70 mm (Side Speakers) Applications: Desktop PC , laptop , DVD , TV , cellphone , tablet , and other audio devices. Package Weight: About 550g Package List: 1 * Main Speaker 2 * Side Speakers 1 * Manual (Other items in the pictures are not included.)