Features:brand new and high qualityUS Layout , White, Blue, Red three colors optional .Tested before shipment and working.This keyboard is with backlitfor Dell Inspiron15 5570 5575 7577 7587 7568 7566 7567 5567 5565 15 7000 15-5568 5765 5767 7778 7779 series laptop.Easy for you replace your faulty,cracked or broken keyboard ,seller remind that you should replace the keyboard in the off state. Specifications:Category: Wired KitNumber of keys: 82material: metalInterface: Bluetooth-compatibleBacklit/Backlight: YesColor: White, Blue, Red(optional)Connection with computer: wiredWhether to support plug and play: not supportedWhether there are multimedia function keys: YesWhether to support ergonomics: not supportedFit for: for Dell Inspiron15 5570 5575 7577 7587 7568 7566 7567 5567 5565 15 7000 15-5568 5765 5767 7778 7779 Laptop Note:Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package includes:1PC x keyboard