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 incoming alerts without opening the cover. Essential information is displayed clearly through the front window. Sleek, modern design. A clear panel on the side allows subtle visibility of your phone while adding a stylish touch to the case. Full-front and back protection. The flip cover and case work together to surround and safeguard your phone. It fits snugly to protect key components like the camera and buttons. Precision performance. The S Pen features 4096-level pressure sensitivity and a 0.7 mm tip for smooth, accurate writing and editing. With your Galaxy S21 Ultra 5G, simply place the S Pen on the screen and press the button to activate floating window commands. Note: Remove the phone cover before updating your phones software. Once the update is complete, reattach the cover. Keeping the cover on during a system update may cause compatibility issues, rendering the cover functions unusable. When the phones NFC function is enabled, the cover supports smart mirror functionality and automatic wake/sleep screen control. Avoid placing the phone near metal objects to ensure proper function. Reminder: Always remove the phone cover before performing a system update to maintain full functionality. Thank you for your understanding and support.