Nrr
Listado nrr
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Audifonos direct sound extreme isolation ex-29 headphones studio series - best isolation - 29 db nrr made in usa, nuevos en caja
$ 420
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Hechos en elastómero termoplásticolos protectores auditivos jackson safety* h20 son reutilizablescada protector auditivo tiene un peso aproximado de 1,1 grlos protectores auditivos h20 son de tipo insercióncumple con los requerimiento de la norma en con un snr 25no contienen látexel protector auditivo tiene un diámetro (dn) entre 7mm y 12mmel cordón de los protectores auditivos () está hecho de dehp-libre de pvccumple con los requerimientos de ansi s según el requerimiento de la epa (nrr 26)información de atenuación de ruido de acuerdo al estándar ansi s
$ 1
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The powerful magnetic core and diaphragm were the perfect choice for higher sensitivity and optimized responsespeaker impedance: 150 ohms/mono frequency range: hz sensitivity: 101db with 1mw input volume control attenuation: 23 db microphone type: electret noise cancelling mic frequency response: hz mic source resistance: ohms boom type: wire spring mechanical tensile reinforced copper wiring 5' straight shielded cord polyurethane insulation (uv safe) gold plated plugs: mictechnical nrr: 24 db hardware: stainless steel domes: abs high impact plastic weight: 13the ac-200 pnr features an m-60 microphone with a ceramic hybrid active filtering chip that amplifies desired voice signals while eliminating up to 75% of unwanted background noise so that you can be heard more clearly in even the noisiest of environments like open cockpitsimagen 2,3,4 (las que no tienen fondo blanco), muestran el estado actual del productoestado: usado, como nuevopnr audio technology features high efficiency ultra-lite speakers, incredible voice clarity, higher noise attenuation, and lighter weight for improved comfortthe details additional features include rugged stainless steel construction, easy-to-adjust headband, simple operation, volume control, an acoustic mic muff to protect the mic against moisture and wind noise, gold plated mic and headphone plugs, high impact abs ear cups, durable copper wire with spiral shielding to eliminate rf interference and a polyurethane cover for added abrasion resistance and flexibilityac-200 pnr key features • simple and affordable pnr performance • incredible voice clarity • higher noise attenuation • ultra-lite micro samarium cobalt speakers • volume control and easy to adjust stainless steel headband • acoustic foam ear seals and acoustic mic muff • m-60 microphone with active filtering chip • lighter weight; weighs only 13combining pnr technology with advanced performance features makes the ac-200 pnr the best value on the marketaudio performance notches up even higher with the advanced speaker installation technique that reduces internal ear cup vibrations while increasing noise attenuationlugar de entrga: previa coordinación, san borja, cerca de san luis con san borja nortefull five-year factory warrantyadditionally, the preamp circuit is immune to environmental changes, will not corrode, and has a much longer life than conventional pcb based productsfeatures and benefits new and more powerful, ultra-lite micro samarium cobalt speakers give you richer, smoother frequency response for both voice and music, while producing incredible efficiency that emphasizes higher frequencies• full five-year factory warranty the basics the ac-200 pnr headset offers simple affordable pnr performancethe speaker, a thin-lightweight 4/10th’s of an ounce, reduces headset weight for added comfort
$ 330
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Asa provides this in the hs-1a with the most advanced technology, maximum comfort, high-quality components, and sleek look — all for a reasonable price! designed, engineered, and manufactured by experts in the headset business, asa is so confident in the quality, the hs-1a is guaranteed against defects in materials and workmanship for the life of the original ownerearcups of high-density acoustic foam for best passive noise attenuation - has noise reduction rating (nrr) 23 db - high fidelity speakers for clear, natural sound - electret, noise-canceling flex-boom microphone reduces background noise and allows clearest voice transmission - gold-plated microphone and headphone plugs ensure best connection and resist corrosion - high-grade, multi-strand wire improves cable life - stereo/mono capability - large, dual controls for quick, easy volume adjustment of each ear - microphone muff - adjustable headband with easy thumb screws eliminates "hot spots" and accommodates eyeglasses and any head size - quality foam ear seals and light weight add to overall comfort - sleek, all-black design with asa silver wings tastefully silk-screened on each earcup - sturdy and reliable — yet reasonably priced for maximum valuemarca: asa modelo: air classics hs-1a producto: original usado por 8 meses estado: bueno (9/10) caracteristicas (inglés): good communications are essential for a successful flightprotect your hearing, don’t miss any radio calls, and be certain your transmissions are heard with this feature-rich, value-priced headset
$ 300
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Estos tapones te otorgan una protección auditiva contra ruidos, son tapones para los oídos de protección st1 # nrr 25 db (25 decibeles)10** ¡precio fijo!!!!, no pidas rebajas, entrega * óvalo de la avno se entrega en otro sitiobrasil comunícate por llamada o mensaje, no whatsapp, no respuestas escritas por este mediorecomendado para el ruido moderado (hasta 95 dba twa)5 una bolsa con un par de tapones**¡oferta!!! lleva 3 bolsas a sólo s/características principales de silicona 100% de alta calidad diseño compacto para un fácil almacenamiento y transporte cordones con diseño triple brida fácil visibilidad debido a sus colores vibrantes protege del ruido moderado hasta 95 dba twa de fácil inserción se pueden lavar para evitar acumulación de gérmenes * lleva a s/este tapón auditivo es ligero, cómodo y fácil de usar por trabajadores de una variedad de industrias y comercios donde exista riesgo de exposición a ruidos tales como construcción, aserraderos, industria metalúrgica o dónde existan motores o turbinas; también estos tapones son ideales para estudiantes, permitiéndoles concentrarse más fácilmente cuando están estudiando, personas que viven en ambiente ruidosos y desean disminuir el nivel de ruido para descansar o disminuir el estrés provocado por ruidos elevados y que se dan por espacio de tiempo prolongado
$ 5