RTS HR-2PT, Dual-Sided Headset w/ Flexible Mic Condition:* New, Surplus Stock. In OEM Packaging. Open Box. Additional Notes:* 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 noisy environment.* The HR-2 features our unique, soft moleskin covered headband for all day comfort. * Our ergonomic headset design distributes ear cushion pressure evenly over the entire ear with no pressure points, unlike conventional headsets, which apply more pressure on the bottom of the ear than the top. * An added advantage of this headset design is that it folds into compact form for ease of transport and storage.* Headphone Impedance: 150 * Speaker Sensitivity: 95dB (@1kHz)* Microphone Frequency Response: 150 Hz – 8 kHz* Microphone Sensitivity: -65 (@1cm)* Noise Reduction: 21* Cord Length: 1524 (5 Foot)* Microphone Impedance: 200 * Microphone Type: Dynamic Noise-Cancelling* Frequency Response: 100 Hz – 3 kHzRTSHR-2PT