Key features thunderbolt 2 and 10gbe dual network for 4k video playback consolidated storage solution with direct attached storage das scalable up to 448tb tiered storage architecture and ssd caching for optimal storage utilization supports qvpc technology running virtual machines storage virtualization extraordinary the first ever thunderbolt 2 nas qnap tvs 871t is the worldrsquos first thunderbolt 2 nas and offers a comprehensive dasnasiscsi san multi mode storage solution in a co