Synology Products

(Model: DVA3221)

https://global.download.synology.com/download/Document/Hardware/ProductSpec/NetworkVideoRecorder/21year/DVA3221/enu/Product_Spec_DVA3221_enu.pdf

(Model: DS418)

https://www.synology.com/en-us/products/DS418#specs

(Model: RS822+/ RS822RP+)

https://www.synology.com/en-global/products/RS822+#specs

https://www.synology.com/en-global/products/RS822+#specs

(Model: RS422+)

https://www.synology.com/en-global/products/RS422+#specs