The HR-2 is a dual-sided, medium-weight passive noise reduction headset with a dynamic noise-canceling microphone. The headset has a noise reduction rating of 21dB; suitable for use in a moderately ...
Specifications
• Noise Reduction Rating (NRR):23dB
• Talk through powered by two AAA batteries
• 72 hours of operating time while using batterypower without degradation of sound quality
• Automatic shutdown after 2 hours ...
WH410 is a light-weight, single-ear, all-in-one wireless headset.
Operates in the license-free 2.4GHz frequency range and is used with the BS410 base station.
The WH410 has a lightweight, balanced design and wire-free ...