The Alctron HP1200 is a closed-back, over-ear monitoring headphone designed for studio and DJ use. Key specifications include a 32-ohm impedance, 150mW rated input power, 300mW maximum input power, 115dB SPL, 20Hz-20kHz frequency response, and a 5% distortion rate at 1kHz. It features 50mm drivers, a 4-meter cord, and a 3.5mm plug. Perfect for beginners and professionals music recording and also high durability.