QNAP TS-453D-4G-US Diskless System Network Storage

4-Bay
Usage High read/write performance with RAID
Diskless System
Intel Celeron J4125 quad-core 2.0 GHz processor (burst up to 2.7 GHz) Processor
2 x 2.5 Gigabit Ethernet Port (2.5G/1G/100M)
2 x USB 3.2 Gen 1 + 3 x USB 2.0