When Speaker Volume Toggle Switch is activated, the Speaker's output level is reduced.
Intrinsically Safe.
Heavy duty.
Compatible with VX-160, VX-230, VX-350, VX-410, VX-420, VX-420A.
Description
The MH-45B4B is a heavy duty speaker microphone designed especially for Vertex Standard transceivers. This speaker microphone clips onto the lapel, has a volume switch and 3.55mm earjack audio adapter. Intrinsically safe.
