Sony IER-M7 Earphones

These Sony earphones were designed for musicians to help evolve musical expression. 

FEATURES

• 4x Balanced Armature (BA) Driver Units
• Sony’s original design BA Driver Units
• Lightweight magnesium alloy housing delivers clear sound
• Audio grade film capacitor for reduced audio distortion
• Optimized sound path for ideal frequency response

TECHNICAL SPECS

• Cable Type: Y-type
• Cable Length: Headphone cable(Approx. 1.2 m, silver-coated OFC strands, ear hanger, L-shaped gold-plated stereo mini plug)
• Cable Length: Balanced-connection headphone cable(Approx. 1.2 m, silver-coated OFC strands, ear hanger, L-shaped gold-plated balanced standard plug)
• Driver Unit: Quad balanced armature
• Frequency Response: 5Hz – 40,000Hz (JEITA)
• Headphone Type: Closed, Quad Balanced Armature
• Impedance: 24Ω (at 1kHz)
• Plug: Gold-plated stereo mini plug
• Plug: Gold-plated balanced standard plug
• Sensitivity: 103dB / mW
• Weights (Approx.) excl. cable 0.31oz