The Audix A145 Headphones are premium closed back over ear studio headphones designed for critical listening, mixing, and playback. They deliver precise sound with rich bass, clear mids, and smooth highs, making them ideal for professional studio work and high quality audio monitoring. Their durable construction and comfortable design allow for extended use without fatigue. Key Features: 45 mm Large Diameter Drivers: Provide deep bass, detailed mids, and clear highs for accurate sound reproduction. Wide Frequency Range 10 Hz to 28000 Hz: Captures subtle low end and high frequency detail for precise monitoring. Low Impedance 32 Ohm and High Sensitivity 97 dB: Compatible with portable devices, audio interfaces, and headphone amplifiers. Closed Back Over Ear Design: Reduces sound leakage and external noise while providing comfort for long sessions. Swiveling Ear Cups for One Ear Monitoring: Ear cups rotate for single ear listening without removing the headphones.