SUNDELY&reg; Full Face/Close Helmet Headset/Earpiece for Cobra Radios MT500 FRS90 HH38WXST PR880 2-pin Full Face Close Helmet Headset/Earpiece for Cobra Radios 2-pin, Finger PTT for convenient using MT500, MT700, MT725, MT900, MT950, HH37ST, HH38WXST, HH45WX, HH45WXST FRS90, FRS100, FRS105, FRS110, FRS115, FRS120, FRS130, FRS220, FRS225, FRS235, FRS250, FRS300, FRS305MA, FRS307, FRS310WX PR330, PR500, PR880, PR900, PR945, PR950DX, PR1000, PR1050WX, PR1100WX, PR2000