Supported model ・ 19 Series DS2419+II ・ 17 Series DS3617XSII Drive Bay 12 Compatible drive type 3.5 "Sata HDD, 2.5" Sata HDD, 2.5 "Sata SSD Maximum internal living capacity: 192 TB (16 TB Drive x 12) (Capacity varies depending on the RAID type) Hot swap: Response RAID management using Synology DSM Response Extended port 1 outer dimensions (height x width x depth) 270 mm x 300 mm x 340 mm Weight 9.02 kg power recovery Synchronization with Synology DiskStation Power unit / adapter < / TH> 550 W AC input power supply voltage 100 V to 240 V AC Power frequency 50/60 Hz, single -phase Power consumption 51.23 W (access) 21.71 W (HDD high -speed) * Power consumption is measured with the data full loaded on the Western Digital 1TB WD10EFRX hard drive. English heat 174.69 Btu/HR (access) 74.03 Btu/HR (HDD high -speed) Operation temperature 5 ° C to 35 ° C (40 ° F to 95 ° F) storage temperature -20 ° C to 60 ° C (-5 ° f to 140 ° f) Relative Humidity 5% -95% RH System fan 120 mm x 120 mm x 2 PCS Easy replacement system fan Response noise level 27.2 DB (a) * Fully equipped with a noise -level test environment Seagate ST2000VN000 Hard Drive in idle.G.R.A.S. 2 Type 40AE Mike, installed 1 meter away from the Synology extension unit, 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, EAC, RCM, KC Guarantee 5 years * As described on the purchase receipt, the warranty period starts from the date of purchase.(See details) Environment ROHS compliant Package content ・ 1 body ・ 1 user guide ・ 1 accessory pack ・ 1 AC power cord ・ Expansion cable 1 pcs Optional accessories ・ 3.5 "SATA HDD HAT5300 ・ 2.5 "SATA SSD SAT5200