Nas qnap 453du 4-bay cpu intel celeron j4125 (gemini lake

NAS QNAP 453DU 4-Bay, CPU Intel Celeron J4125 (Gemini Lake Refresh) quad-core 2.0 GHz, burst up to 2.7 GHz, RAM 4GB DDR4, (2 SODIMM slots, Max. 8GB), 2.5"/3.5" SATA 6Gbps HDD (neincluse), LAN: 2 x 2.5GbE (2.5G/1G/100M/10M), USB3.0: 2 USB2.0: 2, 1U, suport inclus 2 camere IP @235Mbps 720@720PFPS (max. 40 camere IP cu licenta aditionala ), Single PSU (not upgradeable to RP), garantie 3 ani