$ 0 0 SpecificationsProduct model :TRN Conch Transducer type ynamic Drivers Monitors Frequency response :20Hz-20000Hz Sensitivity :114dB Impedance :30Ω Connector type :2Pin-S Jack type :2.5mm, 3.5mm, 4.4mm Wear: Ear hook Weight: 7.8g+10g (Earphone+Cable) Cable length: 1.2m±3cm