Made of metal material, this 2 Poles 5.5mm x 2.1mm PCB mounting socket will be an ideal item to replace the broken 5.5mm x 2.1mm PCB socket. Application to Media Player, MP3 Player, MP4 Player, Audio-Video Equipment, AV Equipment, Note Book, Cellular Phone, Mobile Phone, Cell Phone, Smart Phone, PDA The temperature range of use: -22 ~ 158 F The rated load: 5A DC30V Contact resistance: ≤0.03Ω Insulation resistance: ≥100MΩ Withstand Voltage : AC 500V(50Hz)/min Insertion and Extraction Force: 3N-20N Life: 6000 times Suitable for: The av products: MP3, MP4, DVD. Audio Digital products: digital camera ect The remote control: ava door remote control, home security products Communication products: cell phones, car phone, telephone, building equipment, PDA, etc. Household appliances, TV, microwave oven, electric cooker, electric wind, fat electronic body scale, electronic scale, electronic kitchen scale, etc. Security products: video intercom, monitor, etc. Computer products: cameras, voice recorder