ITEM NAME:20Pcs PJ320B 3.5MM Female Audio Connector 3 Pin SMT SMD Stereo Headphone JackR3 Features: Brand New And High Quality Gender: Female Contact Resistance: ≠¤0.03ÃŽ © ℃ Insulation Resistance: ≠¥100MÃŽ © Withstand Voltage: AC500V(50Hz)/min Temperature Range: -40~ 55℃ Rated Load: DC 30V 0.5A Insertion and Extraction Force: 3~20N Lift: 5000 times 3.5mm phone jack used for mobile phone,MP3/MP4 player, other electronic equipment. Package Included: 20Pcs PJ320B 3.5MM Female Audio Connector 3 Pin SMT SMD Stereo Headphone Jack.Gender: Female. Insertion and Extraction Force: 3~20N. Rated Load: DC 30V 0.5A.