The Antminer S9i 14.0TH/s 1320W Bitcoin Miner is a powerful mining hardware specifically designed for Bitcoin mining. With a hash algorithm of SHA-256 and ASIC technology, it is highly efficient in solving complex mathematical problems to validate transactions on the blockchain. Produced by the reputable brand Antminer, this miner offers a significant hashing power of 14.0 TH/s, making it ideal for mining Bitcoin profitably. Its 1320W power consumption ensures optimal performance while being energy-efficient. Open box, but never used.