Specifications:

All the sound. None of the Noise. Designed specifically for monitoring audio sources in noisy environments, K 172 HD headphones combine all the sound-attenuating characteristics of a closed-back configuration with the comfort of an on-ear design. Lightweight and extremely rugged, with an self-adjusting band that can be worn over or behind the head, K 172 HD headphones are engineered to play loud and long with no sound leakage. AKG has been delivering the equipment movie and broadcasting professionals rely on for more than 60 years. K 172 HD continues the tradition.

Features:

• On-ear, closed-back design
• Self-adjusting headband comfortably conforms to your head
• Gimbal-suspended phones settle snugly against ears without pinching
• Ultra-soft velvet ear pads
• Loud and rugged, ideal for single-ear DJ use
• High-efficiency output with wide dynamic range, perfect for mobile environments
• Single-sided, 99.99% oxygen-free cable for pure sound transmission
• Hard gold-plated contacts and plug with 3.5-6.3 mm adapter

Specifications:

• Headphones weight without cable (g): 200
• Sensitivity (dB/mW, dB/V*): 94, 107
• Audio bandwidth (Hz to kHz): 18-26
• Max. input power (mW): 200
• Rated impedance (ohms): 55
• Convertible jack plug (1/8" to 1/4"): Yes
• Replaceable ear pads: Yes
• Patented self-adjusting headband: Yes
• Unbreakable metal arches: Yes
• 99.99% oxygen-free cable (length in m): 3
• Single-sided cable: Yes
• Hard gold-plated jack plug and contacts: Yes
• Patented Varimotion diaphragms: Yes
• Closed-back, dynamic headphones: Yes
• NdFe magnets: Yes
• Suited for (SA)CD, DVD(A), DAT: Yes
• Best for MP3, CD, MD and PC/laptops: Yes