MH-34D4B Speaker Microphone, Light Duty
MH-360S Compact Speaker Microphone for VX-210A, VX-160, and VX-180. Very similar to the MH-34D4B.
MH-37A4B Earpiece Microphone, Light Duty
MH-450S SPEAKER MICROPHONE. MH-450S SPEAKER MICROPHONE
MH-45B4B Speaker Microphone, Heavy Duty Public Safety Style w/Volume Switch, Intrinsically Safe