Features: - High quality, durable, foldable and comfort design - Dual – duty cable: 6.3mm and 3.5mm ports for all kinds of devices - HD sound quality, professional monitoring, restore the real sound Specifications: - Speaker: 50 mm - Impedance: 32Ω - Sensitivity: 110dB±3dB ...Features: - High quality, durable, foldable and comfort design - Dual – duty cable: 6.3mm and 3.5mm ports for all kinds of devices - HD sound quality, professional monitoring, restore the real sound Specifications: - Speaker: 50 mm - Impedance: 32Ω - Sensitivity: 110dB±3dB - Frequency Response: 20Hz – 20KHz - Plug Type: 3.5mm/6.3mm - Cable1: 1.5m – 2.8m Spring Cable - Cable2: 1.2m Cable With Micrphone Package Includes: - 1 x Studio Headphone - 1 × 6.3 mm Cable - 1 × 3.5 mm Cable With Microphone - 1 x Retail Box