1、An M interface 2Pin headphone jack on the side, can easily connect two radio stations and provide good signal transmission. 2、There is a sealing tape on the side of the audio adapter, can be inserted into the headphone port and protected from dust. 3、There is a screw on the bottom of this two‑way radio audio adapter, you can firmly fix it to the walkie‑talkie. 4、This audio adapter is easy to carry around and fits in a pocket, box or handbag with taking up less space. 5、Made of high‑quality polycarbonate and rubber, strong and not easily deformed, and can be used for a long time. 1 x Walkie Talkie Earpiece Adapter Item Type: Walkie Talkie Earpiece AdapterMaterial: Polycarbonate + RubberFitment:Replacement for Motorola GP series: GP140, GP320, GP328, GP329, GP338, GP339, GP340, GP360, GP380, GP640, GP650, GP680, GP1280Replacement for Motorola HT series: HT750, HT1250, HT1250LS, HT1500XLS, HT1550Replacement for Motorola MTX series: MTX850, MTX850LS, MTX950, MTX960, MTX8250, MTX8250LS, MTX9250Replacement for Motorola PR860 series: PR860Replacement for Motorola PRO series: PRO5150, PRO5350, PRO5450, PRO5550, PRO5750, PRO7150, PRO7350, PRO7450, PRO7550, PRO7750, PRO9150Replacement for Motorola PTX series: PTX700, PTX760, PTX78Replacement for Motorola TETRA MTP810ExReplacement for Hytera TC-980Replacement for RCA BR950