From Two way radio accesory factory headset earphone with boom mic For all Motorola two pin radio Boom mic headset for Motorola CT150,CT250,CT450,CT450LS,DTR410,DTR550,DTR610,DTR650 -- Light weight headset with boom mic-- Double speaker-- Perfect sounds expression-- Noise resistant-- Comforatable after long time wearing Compatible with : GP Series: GP2000,GP2100,GP300,GP308,GP68,GP88,GP88SXTN ...