Thanks to HIFI full-range unit speaker and stereo effect, it can provide you with clear and low-distortion sound. Easy connection is a attractive point of this product. It can be linked to your computer easily and adopts USB power supplying. It is made of ABS and electronic component materials. The material is durable and reliable. The length of the product is 7.5cm, the width is 6cm, and the height is 6cm. It is suitable for home, dormitory, office, etc. Item Name: Speaker Material: ABS,Electronic Component Speaker Channel: 2.0 Stereo Audio Cable Length: about 1.4m Output Power: 3W Power Supply Mode: DC 5V-600mA Adjustment Method: USB Features: Mini, Portable, High-Volume Size Details: Single Speaker: 7.5cm x 6cm x 6cm/2.95" x 2.36" x 2.36" (Approx.) Notes: Due to the light and the screen setting difference, the item's color may slightly differ from the pictures. Please allow slight dimension difference due to the manual measurement. There are two colors (black/white) and two versions (normal version/upgrade version) for you to choose. Package Includes: 2 x Speaker 1x User Manual