Sennheiser MX170 Earphones Open Type Headphones Feel the Beat

GENUINE and ORIGINAL Packing same as Pictures. Provide Tracking Number Speaker unit unit: * Type: open * Type: Dynamic Cable: * Length: 1.2 m * Shape: symmetrical (Y type) Plug: * Type: L-shaped * Diameter: 3.5 mm Standard: * Sensitivity: 109 dB / mW * Resistance: 32 Ω * Frequency range: 22 ~ 20,000 Hz Includes: Ear cotton Weight: 14 g