东莞耳机插座PJ-221 ?2.5mm PHONE JACK 1.Material/Plated 1.1 Housing:LCP,Black UL 94V-0. 1.2 Terminal:Copper Alloy,Gold Plated 2.Electrical Performance 2.1 Rated Voltage: 30V AC 2.2 Rated Current: 0.5A 2.3 Contact Resistance: 100mΩ Max. 2.4 Insulation Resistance: 100MΩ Min. 2.5 Dielectric Strength: 500V AC 3. Mechanical Performance 3.1 Insertion Force: 3-30N 3.2 Withdral Force: 3-30N 3.3 Durability: 5000 Cycles 4.Operating Temperature: -25°C To +85°C