• Product Type: dynamic stereo headphone
• Driver Diameter: Ø40mm
• Impedance: 24O±15%
• Frequency Response: 20Hz~20KHz
• Sensitivity: 97.5±3dB at 1KHz
• Peak Power: 50mW
• Rated Power: 20mW
• Connecting Cable: Ø4mm x 1.6m
• Connector: Ø3.5mm 3-pole gold plated plug + Ø6.3mm stereo gold plated plug
• Net Weight: 213±20g
• Color: black