MULTI 2 20TB LACIE 1BIG DOCKTHUNDERBOLT 3 + USB 3.1LaCie 1big Dock STHS20000800 20 TB Hard Drive External Tablet Device Supported Thunderbolt 3 7200rpm 280 MB s Maximum Read Transfer Rate VPN: STHS20000800 SKU: RSC478282 UPC: 763649173411 The high read speed of 280 MB s maximizes system performance and saves time while you are doing complex tasks With the high write speed of 240 MB s, get a quick response when updating or transferring files With 20 TB capacity you have ample space for storing millions