This product is sourced through authorized mobile phone manufacturer accessory channels and is 100% genuine original. Transparent cover window displays critical information when the cover is closed. Answer or reject calls without opening the folio cover. Compatible with: Samsung Galaxy S21 Ultra 5G Available colors: Black, Gray Keeps your phone clean and protected. Infused with an antimicrobial coating, the Smart Clear View Cover helps block microbial growth to protect against certain bacteria, so you can focus on what matters. Use your phone with the screen hidden. Stay updated on alerts and notifications without opening the cover. Icons show messages, battery level, time, and more. Easy control at a tap. Receive real-time updates on your phone’s status without lifting a finger. Sleek, modern design. A clear strip on the side allows visibility of your phone while adding a stylish touch. Full front and back protection. The flip cover and case work together to surround and safeguard your device, fitting snugly around the camera, buttons, and other exterior components. Precision performance. The S Pen offers 4096-level pressure sensitivity and a 0.7 mm tip for smooth, accurate writing and editing. Simply attach the S Pen to the screen, press the button, and use floating window commands. Note: Remove the phone cover before updating your phone's software. Reinstall it after the update is complete. Keeping the cover on during a system update may cause compatibility issues, rendering the cover unusable. When NFC is enabled, the cover supports smart mirror functionality and automatic wake/sleep screen features. Avoid placing the phone near metal objects to ensure full functionality. Reminder: Always remove the cover before updating your phone’s operating system to maintain proper function. Thank you for your understanding and support.