The capacity expansion of Synology DiskStation solutions that can be done without any hassle.- Supported model [Support volume creation between different units] ・ 20 Series DS920+, DS720+ ・ 19 Series DS1819+, DS1019+, DVA3219 ・ 18 Series DS1618+, DS918+, DS718+, NVR1218 ・ 17 Series DS1817+, DS1817, DS1517+, DS1517 ・ 16 Series DS916+, DS716+, DS716+II ・ 15 Series DS1815+, DS1515+, DS1515 [Support volume creation only for a single unit] ・ 18 Series DS218+ ・ 16 Series DS216+, DS216+II, NVR216 ・ 15 Series DS415+ * Upgrade to the version of DSM 6.2.1-23824-5 or higher before using the model of the 15 or 16 series (excluding DS1515, DS716+, DS716+II). * In order to improve performance, we recommend that you physically create the storage volume in the same NAS or extended unit instead of creating a volume in another NAS or extended unit. Drive Bay 5 Compatible drive type ・ 3.5 "SATA HDD ・ 2.5 "SATA HDD ・ 2.5 ”SATA SSD Maximum internal living capacity 80 TB (16 TB Drive X 5) (Capacity depends on the RAID type) Hot swapable drive Response RAID management using Synology DSM Response ESATA port 1 outer dimensions (height x width x depth) 157 mm x 248 mm x 233 mm Weight 3.91 kg power recovery Synchronization with Synology DiskStation Power unit / adapter < / TH> 200 W AC input power supply voltage from 100 V to 240 V AC Power frequency 50/60 Hz, single -phase Power consumption ・ 29.9 W (access) ・ 2.4 W (HDD High Bannation) * Power consumption is measured with the data full loaded on the Western Digital 1TB WD10EFRX hard drive. English heat ・ 102.02 BTU/HR (access) ・ 8.19 Btu/HR (HDD high -bunation) Operation temperature 5 ° C to 40 ° C (40 ° F to 104 ° f) storage temperature -10 ° C to 70 ° C (15 ° F to 155 ° f) Relative Humidity 5% to 95% RH System fan 80 mm x 80 mm x 2 PCS Easy replacement system fan Response noise level 21.5 DB (a) * Noise -level test environment Seagate 1tb ST31000520AS Hard drive is fully equipped with idle.G.R.A.S. 2 Type 40AE Mike, installed 1 meter away from Synology Nas, respectively.Background noise 16.49-17.51 DB (a), temperature 24.25-25.75? C humidity 58.2-61.8% Certification Organization FCC, CE, BSMI Guarantee 3 years hardware guarantee, extended to 5 years -EW201 ROHS compliant Package content ・ 1 body ・ 1 accessory pack ・ 1 AC power cord ・ Expansion cable ESATA ・ 1 quick installation guide Optional accessories 2.5 "SATA SSD SAT5200