Customizable WORKIE earphone microphones, a great deal with a set of 5. - Brand: WORKIE - Connector: 2.5mm jack - Quantity: Set of 5 Compatible with Icom, Alinco, Standard, and Kenwood 2.5φ 2-pole plug Long, approximately 380mm Thank you for viewing. I recently purchased these, but I no longer have the opportunity to use them, so I am putting them up for sale. Please purchase only if you understand that these have been stored at home.