The Peltor MT7H79 camera headset is the most commonly used ear defending headset for noisy environments such as broadcast, concerts, events and theatres.It is available as a Mono or Stereo version. The stereo MT7H79 has separate connections to each ear and is supplied with a bare ended lead which we can terminate for you. The mono version is supplied with a Nato J11 jack which we can change to an XLR plug for you. To use the Peltor ear defender with RTS beltpacks and Telex intercom panels the Peltor headset requires an XLR4M or 5M plug. XLR4F for ASL, Canford Tecpro, Clearcom, Metro & Stonewood systems. Noise Reduction ratings MT7H79A - 2 Standard Ear Cups | | ValueType | H (dB) | M (dB) | L (dB) | SNR (dB) | | Mean att | 33 | 32 | 24 | 33 | | Stand dev | 33 | 32 | 24 | 33 | | APV | 33 | 32 | 24 | 33 | |