هدفون اورجینال Apple مخصوص iPad، iPhone، iPod Frequency response: 5Hz to 21kHz Impedance (at 100Hz): 23 ohms Sensitivity (at 100Hz): 109 dB SPL/mW Drivers: Custom two-way balanced armature Cable length: 1065 mm from audio jack to splitter; 330 mm to earpiece Weight: 0.4 ounce 10.2 grams Four-conductor 3.5-mm audio jack