PCB, 2.1x5.5mm jack audio connector. Widely used in media player, MP3/MP4 player, audio-video equipment, AV equipment, notebook, mobile phone, smart phone, car audio, etc. Material: Plastic, Metal Net Weight: 60g;/Set Type: 5.5mm x 2.1mm Socket Total Size(without pin): 14 x 8 x 11mm / 0.55inch x 0.3inch x 0.63inch (L*W*H) Package Contents: 270 x DC Power Jacks Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in a little different from the real thing. The measurement allowed error is +/- 1-3 cm.