Features:

• 40 mm neodymium drivers deliver superior acoustic performance for an expansive soundstage with clear, extended highs and warm bass
• Closed-back design rests comfortably over the ears and reduces background noise
• Lightweight construction featuring aircraft-grade aluminium alloy yoke and carbon fiber cap for enhanced durability
• Steel driver frame with vented centre pole piece improves linearity and eliminates internal resonance for consistent performance at all listening levels
• Ergonomic dual-frame, padded headband is lightweight and fully adjustable for hours of listening comfort
• Oxygen-free copper cable (OFC) with Kevlar™ reinforced jacket for superior performance and durability
• Dual-exit cables with gold-plated MMCX connectors provide secure connection and detachability for easy storage or replacement
• Replaceable ear pads made with Alcantara™ and high density, slow recovery foam for exceptional comfort
• Additional cable, replacement ear pads and zippered travel case included for years of uninterrupted listening enjoyment 
• Legendary Shure durability to withstand the rigors of everyday use
• Diaphragm developed with APTIV™ Film for improved linearity and lower THD (total harmonic distortion).

Specifications:

• Transducer Type: dynamic, neodymium magnet
• Driver size: 40 mm
• Sensitivity : 99 dB SPL/mW
• Impedance: 46 Ω
• Max. input power: 1000 mW
• Frequency range: 5 Hz - 25 kHz
• Net weight (without cable): 286 g
• Cable length: 1.8 m
• Type of cable: Dual-exit, detachable oxygen-free copper
• Plug: Gold-plated 3.5 mm stereo mini jack