Standard Horizon Commercial Speaker Mic Compatible with Standard Horizon and Yaesu Handheld VHF models HX290, HX370S, HX751, HX851, HX400, VX-6R, FT-270R, VX-7R, FT-277R, HX471S, HX500S, HX500S-Li, HX600S, HX600S-Li, HX750S, HX850S, HX460S, and HX470S Earphone jack allows a mono earbud with a 1/8 (3.5mm) connector to be attached Stainless steel belt clip rotates 360 degrees