Features: 1. This is a built-in speaker specially designed for Laptop with detailed sound quality 2. 360 surround sound effect to meet diversified noise reduction needs 3. Small size, high volume, high-quality built-in laptop speakers 4. Strong compatibility, suitable for Pro laptops 5. and easy to install. specification: Product name: Built-in speakers for laptops Material: Plastic Colour: Black Model:A1707 A1990 Type: laptop speaker Compatible : for Pro Applicable model: for Pro A1707 A1990 laptop Built-in Left And Right speaker 2016 2017 EMC 3072 3162 Package Contents: 1 pair Laptop left right speakers Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.