Telecom micro speaker without VOX.
List of compatible walkies
SEPURA SRP2000, SRP3000, SRH3500, SRH3800
Code: 83.2001.001
Code: 70.2001.002
Code: 04.2001.003
Code: 43.2001.012
Code: 25.2001.018
Code: 63.2001.011