{"product_id":"sennheiser-hmd-300-dual-ear-over-ear-broadcast-headset-with-dynamic-microphone-no-cable","title":"Sennheiser HMD 300 Dual-Ear Over-Ear Broadcast Headset with Dynamic Microphone (No Cable)","description":"\u003cp\u003eThe ergonomic HMD 300 professional broadcast headsets excel in the energy and volume of backstage broadcasting environments. Featuring a comfortable, closed circumaural design, switchable ActiveGard limiting technology, reduced structure-born noise, and a dynamic boom microphone that can be worn on the right or left side, they provide ideal performance at an exceptional value.\u003c\/p\u003e\n\u003cp\u003eThe HMD 300 broadcast headsets offer clear communication, even in high-volume backstage environments. A closed circumaural design offers a frequency response of 60 Hz to 25 kHz for clear audio reproduction, while ActiveGard limiting technology intelligently shields against sudden audio bursts. A dynamic boom microphone combines a super-cardioid polar pattern and structure-borne noise decoupling with the flexibility to be worn on either side, while a split headband alleviates pressure for long-term use.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eDual-sided earcup design ideal for noise isolation and enhanced immersion applications\u003c\/li\u003e\n\u003cli\u003eComfortable, single-sided design ideal for dynamic communication environments\u003c\/li\u003e\n\u003cli\u003eDynamic super-cardioid microphone for clear communication in noisy environments\u003c\/li\u003e\n\u003cli\u003eSwitchable ActiveGard limiting technology for protection of noise peaks \u0026lt;110 dB\u003c\/li\u003e\n\u003cli\u003eSwitchable microphone boom for left- or right-side configuration\u003c\/li\u003e\n\u003cli\u003eLinear sound reproduction for optimized for speech intelligibility\u003c\/li\u003e\n\u003cli\u003eComfortable padding allows for extended use in long wearing sessions\u003c\/li\u003e\n\u003cli\u003eClosed passive earcup construction for superior ambient noise attenuation in loud environments\u003c\/li\u003e\n\u003cli\u003eFoldable earcup design for easy, space-saving storage\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\u003cstrong\u003eProduct\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eTransducer principle: dynamic, closed (Headphones) | dynamic (Microphone)\u003c\/li\u003e\n\u003cli\u003eTotal harmonic distortion (THD): \u0026lt; 0.1 % @ 1 kHz, 100 dB SPL\u003c\/li\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\u003cstrong\u003eFrequency Specifications\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eFrequency response: 60 Hz - 25,000 Hz (Headphones) | 40 Hz - 18,000 Hz (Microphone))\u003c\/li\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\u003cstrong\u003eAcoustic Properties\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eActiveGard: 110 dB SPL @ 1 kHz\u003c\/li\u003e\n\u003cli\u003eMax. sound pressure level: 123 dB SPL (ActiveGard off)\u003c\/li\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\u003cstrong\u003eAmbient Conditions\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eTemperature range: -15 °C to +55 °C (Operation) | -40 °C to + 70 °C (Storage)\u003c\/li\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\u003cstrong\u003eElectrical Properties\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eImpedance: 64 Ω (Headphones) | 300 Ω (Microphone)\u003c\/li\u003e\n\u003cli\u003eOutput voltage: 0.5 mV\/Pa @ 1 kHz\u003c\/li\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eWeight (g): 320 g (without cable)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eIn the Box\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eQuick guide\u003c\/li\u003e\n\u003cli\u003eSafety guide\u003c\/li\u003e\n\u003cli\u003eDrawstring pouch\u003c\/li\u003e\n\u003cli\u003eFoam windshield\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sennheiser","offers":[{"title":"Default Title","offer_id":44353066434738,"sku":"SEN HMD300","price":329.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0614\/8122\/2322\/files\/1712926013_1821468.jpg?v=1717000457","url":"https:\/\/www.performanceaudio.com\/products\/sennheiser-hmd-300-dual-ear-over-ear-broadcast-headset-with-dynamic-microphone-no-cable","provider":"Performance Audio","version":"1.0","type":"link"}