Features - Premium neodymium drivers deliver superb quality audio sound. - Solid bass with extended treble. - Extremely small and lightweight. - Three sizes of soft silicone ear tips provide the best fit for your ears. Specification: - Driver unit: 10 mm - Sensitivity: 95 dB ± 3 dB @ 1 KHz - Frequency response: 20 Hz – 15 K Hz - Headset Cable length: 1.2 m - Plug: 3.5 mm jack - Colors: Black - Impedance: 16 ± 15% ohm - Weight: 16 g What's in the box GHP-206 Two pair of earmuffs (Large,Small) language quick guide