JPL/PLX QD to USB-A/USB-C Push-to-Talk Trigger Switch
An ergonomically designed push-to-talk amplifier created for emergency services, air traffic control tower operators and other military purposes.
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$127.12 $158.90
An ergonomically designed push-to-talk amplifier created for emergency services, air traffic control tower operators and other military purposes.



The H251N-CD is a monaural, ear muff headset. Noise Canceling microphone. 4 pins Quick Disconnect. These lightweight headsets feature narrow-band receiver audio and are optimized for use in mission-critical applications such as air traffic control and emergency dispatch. They are terminated with Plantronics H-Type 4-pin QD (Quick Disconnect) and are compatible with the audio processors.
◾ Controller and Dispatch
◾ headset
◾ on-ear
◾ wired
◾ Quick Disconnect


