{"product_id":"mh-201a4b-heavy-duty-headset-w-microphone-intrinsically-safe","title":"MH-201A4B Heavy Duty Headset w\/ Microphone - Intrinsically Safe","description":"\u003ch2\u003eMotorola MH-201A4B Heavy-Duty Headset: dual-muff hearing protection for high-noise crews\u003c\/h2\u003e\n\u003cp\u003eOver-the-head dual-muff · Noise-cancelling boom mic · Glove-operable inline PTT · Standard Motorola MIC\/SP plug · Intrinsically safe · VX\/EVX compatible\u003c\/p\u003e\n\u003cp\u003eThe Motorola MH-201A4B is an intrinsically safe, over-the-head dual-muff headset built for industrial and emergency crews working in high-noise environments. It pairs a noise-cancelling boom microphone with a glove-friendly inline PTT so your team can hear and be heard clearly on the radio. It is compatible with Motorola VX and EVX series radios, including IS-rated models.\u003c\/p\u003e\n\n\u003ch3\u003eWho it's for\u003c\/h3\u003e\n\u003cp\u003eBuilt for high-noise environments like construction sites, mining operations, and emergency response, the MH-201A4B suits crews who need clear communication, rugged performance, and intrinsic safety certification so the team stays both connected and safe.\u003c\/p\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy-duty design:\u003c\/strong\u003e Over-the-head dual-muff earpiece delivers durability and hearing protection in demanding environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNoise-cancelling boom mic:\u003c\/strong\u003e Unidirectional microphone filters background noise for precise transmission.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInline PTT switch:\u003c\/strong\u003e Large lapel-mounted Push-to-Talk button is easy to use, even with gloves on.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntrinsically safe certified:\u003c\/strong\u003e Approved for use in hazardous atmospheres and compatible with IS-rated radios.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniversal MIC\/SP jack:\u003c\/strong\u003e Works with Motorola VX-261\/264\/450\/451\/454\/459 and EVX-261\/531\/534\/539 models. Contact us to confirm fit for your exact radio.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eStyle\u003c\/th\u003e\n\u003ctd\u003eOver-the-head; dual-muff\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMicrophone\u003c\/th\u003e\n\u003ctd\u003eUnidirectional boom, noise-cancelling\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePTT\u003c\/th\u003e\n\u003ctd\u003eInline, glove-operable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eConnector\u003c\/th\u003e\n\u003ctd\u003eStandard Motorola MIC\/SP plug\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCertification\u003c\/th\u003e\n\u003ctd\u003eIntrinsically safe (for VX\/EVX IS radios)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eVOX\u003c\/th\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003ctd\u003eHeavy-duty class\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCompatible Radios\u003c\/th\u003e\n\u003ctd\u003eMotorola VX and EVX series, including IS models\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's in the box\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMotorola MH-201A4B headset with boom mic\u003c\/li\u003e\n\u003cli\u003eInline microphone cable with PTT\u003c\/li\u003e\n\u003cli\u003eDual-muff earpieces and over-the-head band\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhich radios is the Motorola MH-201A4B compatible with?\u003c\/h3\u003e\n\u003cp\u003eIt uses a standard Motorola MIC\/SP plug and works with Motorola VX and EVX series radios, including IS models. Source-named models include the VX-261, VX-264, VX-450, VX-451, VX-454, VX-459 and EVX-261, EVX-531, EVX-534, and EVX-539. Contact us to confirm fit for your exact radio.\u003c\/p\u003e\n\u003ch3\u003eIs the Motorola MH-201A4B intrinsically safe?\u003c\/h3\u003e\n\u003cp\u003eYes. The MH-201A4B is intrinsically safe certified for use in hazardous atmospheres and is intended for pairing with IS-rated VX\/EVX radios.\u003c\/p\u003e\n\u003ch3\u003eCan you use the MH-201A4B with gloves on?\u003c\/h3\u003e\n\u003cp\u003eYes. It features a large, lapel-mounted inline Push-to-Talk button that is easy to operate even while wearing gloves, making it well suited to industrial and emergency use.\u003c\/p\u003e\n\u003ch3\u003eDoes the MH-201A4B reduce background noise?\u003c\/h3\u003e\n\u003cp\u003eYes. It pairs a unidirectional, noise-cancelling boom microphone with an over-the-head dual-muff earpiece that provides hearing protection, so communication stays clear in high-noise settings.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Which radios is the Motorola MH-201A4B compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"It uses a standard Motorola MIC\/SP plug and works with Motorola VX and EVX series radios, including IS models. Source-named models include the VX-261, VX-264, VX-450, VX-451, VX-454, VX-459 and EVX-261, EVX-531, EVX-534, and EVX-539. Contact us to confirm fit for your exact radio.\"}}, {\"@type\": \"Question\", \"name\": \"Is the Motorola MH-201A4B intrinsically safe?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. 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