BUFFALO DriveStation Duo 2-Bay 4TB (2x2TB) TAA Desktop External Hard Drive USB 3.2

Pre-tested NAS-grade hard drives included - with RAID pre-configured Premium desktop attached storage (DAS): ideal for creative professionals, small office users, server backup and consumers USB 3.2 Gen 1 offers universal connectivity for PC and Mac computers and storage servers Made in Japan - TAA compliant 4 TB - 2 drives included - ships in RAID 1 = 2 TB usable capacity 3 year wnty with 24/7 North American-based support PC Compatible plug-and-play. Compatible w/ Mac after formatting. Schedule automatic backups for your PC or office server with nova backup Buffalo Edition Time Machine support offers scheduled backups for protecting Mac computers Hot swap feature allows a user to replace a hard drive in the event of failure without powering down the device