Product DetailsCertification: CE Brand Name: Bitmain AvalonAlgorithm: SHA-256 Power Consumption: 3420WHashrate: 87TH/S Encryption: YesVideo Memory Capacity: 512MB Chipset Manufacturer: Avalon 1246Type: Bitmain Avalonminer Products Status: StockRating Power: > 1000W Output Interface Type: Avalon minerPlace of Origin: Guangdong, China Material:MetalStyle: Other Memory Interface: 128 BitInterface Type: USB 2.0 Video Memory Type: DDRManufacturer: Bitmain After-sales Service: RepairHash Rate: 87T Warranty(Year): 180 daysPower Efficiency: 39J/TH Input voltage: 200.0~240.0VChips 171 chips Size: 331mm x 195mm x 292mmWorking temperature: 0â - 40â Weight (without package): 12.8KGCooling: Two 12038 fans. Front fan: 6000RPMNetwork Connection: Ethernet Rear fan: 4300RPM