hi Dearwe are looking for Bitman Antminer s19 pro with 110 TH/s and 140 TH/s used..we are looking for big quantity depends on sample item delivered fast, after our testing we will order for huge quantity.Power Supply:Standard original psuCooling:4x 12038 FansOperating Temperature:0 °C to 40 °C.Network Connection:EthernetApplication:DesktopItem Condition:PCI Express 3.0 X16Video Memory Speed:1.1nsOutputs:DVICore Clock(Mhz):1710 MhzMemory Clock(Mhz):14000MHzDirectX:DirectX 12Cooler Type:FanChip Process:0.11 micrometersPrivate Mold:YesChipset Manufacturer:AntInterface Type:PCI EXPRESSVideo Memory Type:DDRMemory Interface:256 BitOutput Interface Type:VGA Show More