Brand: OvlengModel: OV-X13Plug: 3.5mm audio jackCompatibility: For iPhone/iPod/Samsung/MP3，etc. Driver: 40mmPower Handing Capacity: 100mWSensitivity: 102dB (???3dB)Impedance: 32|?Frequency Response: 20Hz - 20，000HzCable Length: 1.8m / 6ftPackage Size: 22 * 18.5 * 8.5cm / 8.6 * 7.2 * 3.3inPackage Weight: 417g / 14.7ozPackage includes:1 * Headphone