Description:Made of plastic and metal material, this 3 Poles 5.5mm x 2.1mm PCB mounting socket will be an good 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, Car Audio etc.Specifications:Dimension: 14 x 18mm / 0.55 x 0.71inch (D*H)Connector Type: 5.5 x 2.1mmPin: 3 PinPackage Contents:4pcs x PCB Mount DC Connector