8Pcs 6mm x 5mm Cylinder MP3 Electret Condenser Microphone Pick-up Product Name : Electret Condenser Microphone;for : MP3 Body Size(pinnot included) : 6 x 2.2mm / 0.24"x 0.09"(D*T);Terminals : 2 Pitch : 1.5mm/0.06";External Material : Metal Color : Silver Tone;Weight : 1g Package Content : 8Pcs x Electret Condenser Microphone