The HR-1 is a single-sided, medium-weight passive noise reduction headset with dynamic noise-canceling microphones. The headset has a noise reduction rating of 21dB; suitable for use in a moderately noisy environment.

The HR-1 is a single-sided, medium-weight passive noise reduction headset with dynamic noise-canceling microphones. The headset has a noise reduction rating of 21dB; suitable for use in a moderately noisy environment.

The Telex/RTS HR-1 is a single-sided, medium weight headset, featuring passive noise reduction, and a noise-cancelling dynamic boom microphone. The headset offers 21 dB of noise attenuation, and is suitable for use in moderately noisy working environments.

With one closed-back earcup giving you up to 21dB of passive isolation, you'll reap the benefit of crystal-clear audio in one ear while staying connected with the rest of the world via the other. Furthermore, the dynamic microphone capsule is specially tuned to reject off-axis noise and focus only on the human vocal range.

The HR-1L is a medium-weight, noise reduction headphone. It has a noise reduction rating of 21dB, and is suitable for use in moderately noisy environments.

The Telex HR-1 is a single-sided, medium-weight, passive noise reduction headset with dynamic noise-canceling microphone. The headset has a noise reduction rating of 21dB, making it suitable for use in a moderately noisy environment.

The RTS HR-1 is a single-sided, medium-weight passive noise reduction headset with dynamic noise-canceling microphones. The headset has a noise reduction rating of 21dB; suitable for use in a moderately noisy environment.

Headsets with Flexible Dynamic Boom Mics The HR-1 and HR-2 are medium weight, noise reduction headsets with dynamic microphones. They both have a noise reduction rating of 21dB, and are suitable for use in moderately noisy environments. All models feature a unique, soft covered headband design that distributes ear cushion pressure evenly over the entire ear with no pressure points, unlike ...

The Telex HR-1 is a single-sided, medium-weight passive noise reduction headset with dynamic noise-canceling microphones. The headset has a noise reduction rating of 21dB; suitable for …

Buy RTS HR-1 Single-Sided Headset with Flexible Dynamic Boom Mic HR-1 A4M at COLAMCO.com: The HR-1 is a single-sided, medium-weight passive noise reduction headset with dynamic noise-canceling microphones. The headset has a noise reduction rating of 21dB; suitable for use in a moderately noisy env...