Superlux HD671 Headphone Audio Monitoring. This closed-back, over-ear headset has a self-adjusting headband, a 50mm dynamic driver, and closed-back design. The HD671 has a clean, trendy style that is incredibly light and well-fitting.Even when connecting directly to smart phones, the HD671 offers a low impedance and exceptional sound clarity. The HD671 closed-back headphone has the lowest contact pressure in the entire globe. The HD671 has soft silicone earpads that provide the best fit, comfort, and isolation.
• The high flexibility and softness of the silicone earpads provides best-fit for the ears
• The silicone earpads significantly reduce sound leakage for the best listening experience with more powerful bass
• High durability compared to the normal earpads
• Extraordinary noise reduction for excellent ambient noise isolation
• Washable pads for easy cleaning
• The soft pads enable very long-time wearing
• Non-toxic design