100% Brand new high quality Acoustic Tube Secret Service Covert listen only Earpiece headset.
The discreet acoustic tube ear piece fits snugly in the ear and allows the user to hear in high noise environments and
keeps incoming communication private.
Receive only (no transmit) 2.5 mm plug (standard headphone jack) with Acoustic Tube with metal clip.
Most Radios with 2.5mm headset jack or handheld/shoulder mic with 2.5mm headset jack