Standard Earphone Adapter CT-101 successor, 1-pin screw-in - 3.5 SCU-12

Earphone side: 3.5mm mono It cannot be used as a microphone. Compatible models: FTH-107 FTH-108 FTH-208 FTH-307 FTH-307L FTH-308 FTH-308L FTH-508 FTH-314 FTH-314L SR40 SR40L SR45 SR70 SR70A SR100 SR100A CL40 CL40L CL45 CL70A CL120A VXD1 VXD1S