Telecom micro speaker without VOX.
List of compatible walkies
SEPURA SRP2000, SRP3000, SRH3500, SRH3800
Code: 80.2001.001
Code: 72.2001.001
Code: 04.2001.003
Code: 56.2001.004
Code: 70.2001.002
Code: 25.2001.016