Feature:1. Easy To Use: 8 pin plug HM36 speaker microphone, the up and down buttons on the top, the response and operation is more convenient and sensitive.2. Clear Sound: High quality speaker and microphone provide clear communication, the body is made of high quality plastic material, wear resistant and durable.3. Drive Free: Plug and play, you can use this mobile microphone without drivers and other special settings, which is convenient and quick to use.4. Hands Free: Integrated PTT and convenient microphone, with a simple metal clip on the top, you can talk and listen without having to hold the radio or transceiver.5. Compatible: This speaker microphone is compatible for ICOM IC25 IC28 IC28A IC38 IC45 IC48 IC77 IC78 IC120 IC228 IC229 IC271 IC275 IC290 series radio.Specification:Item Type: MicrophoneMaterial: PlasticColor: BlackModel: HM-36Interface: 8pinCompatible Models:Suitable for ICOM IC-25 IC-28 IC-28A IC-38 IC-45 IC-48 IC-77 IC-78 IC-120 IC-228 IC-229 IC-271 IC-275 IC-290 IC-375 IC-451 IC-471 IC-475 IC-505 IC-574 IC-575 IC-707 IC-718 IC-725 IC -728 IC-729 IC-735 IC-736 IC-737 IC-738 IC-745 IC-746 IC-751 IC-756 IC-761 IC-765 IC-775 IC-781 IC-820 IC-821 IC-900 IC-901 IC-910 IC-970 IC-970A IC-970H IC-1201 IC-1271 IC-1275 IC -2400 IC-3200 IC-3210 IC-756PROIII IC-746PRO IC-7400 IC-7410 IC-7200 IC-7600 IC-7700 IC-7800 IC-9100.Package List:1 x Microphone