SAMSUNG - GALAXY S21 ULTRA (5G) (SM-G998U) - 256GB - BLACK - GRADE A - (UNLOCKED - AT&T) - This is a Grade A device. These devices will have been fully refurbished in our facility. We are fully certified by Apple, Lenovo, Samsung and others. You can expect it to look and perform like a new device. All devices have been put through our Future Dial system and data wiped using our Securaze system. They will have at least 90% battery capacity and be fully functional.