Bitmain's Antminer S21 Pro 234Th/s, released in July 2024, offers efficient cryptocurrency mining with its compact size (400 x 195 x 290mm), substantial weight (15400g net), and robust design. Equipped with four fans and operating at 75db noise level, it ensures optimal cooling while maintaining a relatively quiet environment. Drawing 3510W of power at voltages ranging from 220V to 277V, it connects seamlessly via Ethernet interface, suitable for diverse mining setups. With an operational temperature range of 0°C to 45°C and storage temperature from -20°C to 70°C, along with humidity tolerance of 10% to 90%, it guarantees reliable performance under varying environmental conditions.