Features: Brand new and high quality This is a special built-in speaker for laptops with perfect sound and long service life. Replacing your old internal speaker and provide excellent clear sound performances for laptop. Perfect repair accessories to keep the laptop speaker in good conditions. Easy to install, no additional tools are needed, and the installation process is very convenient. Suitable for X550 X550C X550V F550 F550C X550VC X550Xi A550 X552E F552C F552L X550LD laptop. Specifications: Material:ABS Color:Black Length:Approx.8.5cm/3.35inch Note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1 Pair Laptop Built in Speaker