Standard
Standard two-way radio Remote Speaker Microphone with PTT button
ES-M02
Standard type speaker microphone PTT with 3.5mm audio socket and detachable spring clip
ES-M02E
Standard type speaker microphone PTT with Emergency Button, 3.5mm audio socket and detachable spr...
ES-M03
Heavy duty type speaker microphone PTT with spring clip and 2 optional button to add functions.
ES-M04
Heavy duty type speaker microphone PTT with spring clip and 3.5mm audio jack
ES-M07
Large Heavy duty type speaker microphone PTT with spring clip and 3.5mm audio jack IP55 /67
