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LED Luminous In ear Earphone Glow Stereo Headphones Headset For iPhone Features: Built-in polymer battery (120ma/h) Cable control function Phone hands-free function Flashing lights along with the music rhythm Low power LED (Light Emitting Diode) technology Product electrical parameters Charge limit voltage: DC from 5.0V to 5.25V Standby current: 20 ua/h Luminous working current: 15 to 40 ma Charging time about 1.2 to 1.5 hours 3-4 hours work time (special requirements can be done more than 5.5 hours) Sensitivity: 105 db + / - 3 db Impedance: 32 ohms plus or minus 15% Frequency corresponding: 20-20000 hz Pin: Φ 3.5 mm Line length: 110 cm + 5 cm Package included:1 * Earphone
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