100% brand new and high quality Features: Small size, high volume, high-quality built-in laptop speakers. Easy to install, perfect fitment, directly replacement your faulty,c racked or broken one. 360 degree surround sound effect to meet diversified noise reduction needs. Design for Acer 57505750G5750ZV3-571GV3-551G57555350P5WEO48305755GE1-521E1-571V3-571 Laptop This is a built-in speaker specially designed for notebook computers with detailed sound quality. Specifications: Material: Plastic Application Model: Compatible with Acer 57505750G5750ZV3-571GV3-551G57555350P5WEO48305755GE1-521E1-571V3-571 Component Built in Audio Speaker Size: Approx. 7x3 cm/2.75xx1.18 inches Quantity: 1 Pc Note: Please allow 1-2cm errors due to manual measurement,pls make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package Includes: 1 Piece Laptop Speaker