{"product_id":"kenwood-kh-crz90t-glass-core-wireless-earbuds-hi-res-anc","title":"KENWOOD KH-CRZ90T Glass Core Wireless Earbuds | Hi-Res \u0026 ANC","description":"\u003c!-- SEO \u0026 AI Search Optimized Product Description Package --\u003e\n\u003carticle class=\"product-description\" itemscope=\"\" itemtype=\"https:\/\/schema.org\/Product\"\u003e\u003c!-- Hidden Schema Data for AI Search Engines \u0026 Google Rich Results --\u003e \u003cmeta itemprop=\"name\" content=\"KENWOOD KH-CRZ90T Glass Core True Wireless Earbuds\"\u003e \u003cmeta itemprop=\"brand\" content=\"KENWOOD\"\u003e \u003cmeta itemprop=\"mpn\" content=\"KH-CRZ90T\"\u003e \u003cmeta itemprop=\"description\" content=\"KENWOOD KH-CRZ90T Glass Core True Wireless Earbuds featuring industry-first 10mm glass diaphragm, Hi-Res LDAC, Hybrid ANC, Bluetooth 6.0, and 44-hour total battery life.\"\u003e \u003c!-- Main Hero Title \u0026 Summary Hook --\u003e\u003cheader class=\"product-header\"\u003e\n\u003ch1 class=\"product-title\"\u003eKENWOOD KH-CRZ90T Glass Core True Wireless Earbuds\u003c\/h1\u003e\n\u003cp class=\"product-tagline\"\u003eCelebrate 80 years of audio excellence with the \u003cstrong\u003eKENWOOD KH-CRZ90T Glass Core\u003c\/strong\u003e—the world's first true wireless earbuds featuring an \u003cstrong\u003eindustry-first high-rigidity glass diaphragm\u003c\/strong\u003e. Delivering pure, uncolored sound, ultra-fast transient response, and studio-grade clarity, these flagship earbuds combine Hi-Res Wireless audio with high-performance Hybrid ANC and all-day comfort.\u003c\/p\u003e\n\u003c\/header\u003e\u003c!-- Quick Highlight Key Specs Grid --\u003e\n\u003csection class=\"quick-highlights\"\u003e\n\u003ch2\u003eKey Specifications at a Glance\u003c\/h2\u003e\n\u003cul class=\"highlight-list\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eAcoustic Driver:\u003c\/strong\u003e 10mm Custom High-Rigidity Glass Diaphragm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWireless Connectivity:\u003c\/strong\u003e Bluetooth® 6.0 with Multipoint \u0026amp; Low Latency\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHi-Res Audio Support:\u003c\/strong\u003e LDAC, AAC, SBC (Hi-Res Audio Wireless Certified)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eActive Noise Cancellation:\u003c\/strong\u003e High-Performance Hybrid ANC + AI Call Noise Reduction\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal Playtime:\u003c\/strong\u003e Up to 17 hours (earbuds) \/ 44 hours (with wireless charging case)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurability \u0026amp; Comfort:\u003c\/strong\u003e IPX4 Water Resistance | Liquid Silicone Ear Tips\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- Detailed Features Section --\u003e\n\u003csection class=\"feature-details\"\u003e\n\u003ch2\u003eWhy Choose the KENWOOD KH-CRZ90T Glass Core?\u003c\/h2\u003e\n\u003cdiv class=\"feature-block\"\u003e\n\u003ch3\u003e1. Industry-First 10mm Glass Diaphragm for Pure Sound\u003c\/h3\u003e\n\u003cp\u003eUniquely engineered to mark KENWOOD's 80th anniversary, the KH-CRZ90T utilizes an innovative \u003cstrong\u003e10mm glass diaphragm\u003c\/strong\u003e. Glass provides superior rigidity and optimal damping characteristics compared to traditional plastic materials. This drastically reduces harmonic distortion and resonances, delivering transparent mid-high frequencies, crisp detail, and tight, impactful bass performance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-block\"\u003e\n\u003ch3\u003e2. Hi-Res Audio Wireless with LDAC Decoding\u003c\/h3\u003e\n\u003cp\u003ecertified for \u003cstrong\u003eHi-Res Audio Wireless\u003c\/strong\u003e, the KH-CRZ90T supports the advanced LDAC codec. Enjoy high-bitrate audio transmission that preserves original recording studio nuances, rich instrumental textures, and expressive vocal resolution wirelessly.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-block\"\u003e\n\u003ch3\u003e3. High-Performance Hybrid ANC \u0026amp; AI Noise Reduction for Calls\u003c\/h3\u003e\n\u003cp\u003eBlock out urban commutes and office distractions with world-class \u003cstrong\u003eHybrid Active Noise Cancellation\u003c\/strong\u003e. Integrated AI intelligent call noise reduction isolates your voice while filtering ambient environmental noise, ensuring crystal-clear phone and video conversations anywhere.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-block\"\u003e\n\u003ch3\u003e4. Ergonomic Comfort with Liquid Silicone Ear Tips\u003c\/h3\u003e\n\u003cp\u003eNewly engineered \u003cstrong\u003eLiquid Silicone ear tips\u003c\/strong\u003e offer ultra-soft, low-pressure sealing for long listening sessions. Weighing just \u003cstrong\u003e5.85g per earbud\u003c\/strong\u003e (11.7g pair), they fit securely in the ear while providing effective passive noise isolation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-block\"\u003e\n\u003ch3\u003e5. Marathon Battery Life \u0026amp; Wireless Fast Charging\u003c\/h3\u003e\n\u003cp\u003eNever miss a beat with up to \u003cstrong\u003e17 hours of continuous playback\u003c\/strong\u003e on a single charge (ANC off) and up to \u003cstrong\u003e44 hours total battery life\u003c\/strong\u003e with the compact charging case. Supports both Qi wireless charging and quick charging for on-the-go convenience.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-block\"\u003e\n\u003ch3\u003e6. Modern Tech: Bluetooth 6.0, Multipoint \u0026amp; App Customization\u003c\/h3\u003e\n\u003cp\u003eEquipped with \u003cstrong\u003eBluetooth® 6.0\u003c\/strong\u003e for rock-solid stability and low latency mode for gaming and streaming. Seamlessly switch between two connected devices using multi-point connection. Fully customize your touch controls, EQ settings, spatial audio, and personalized sound profiles via the dedicated companion smartphone app.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- Frequently Asked Questions (Voice \u0026 AI Search Optimization) --\u003e\n\u003csection class=\"product-faq\" itemscope=\"\" itemtype=\"https:\/\/schema.org\/FAQPage\"\u003e\n\u003ch2\u003eFrequently Asked Questions (FAQ)\u003c\/h2\u003e\n\u003cdiv class=\"faq-item\" itemprop=\"mainEntity\" itemscope=\"\" itemtype=\"https:\/\/schema.org\/Question\"\u003e\n\u003ch3 itemprop=\"name\"\u003eWhat makes the glass diaphragm in the KENWOOD KH-CRZ90T special?\u003c\/h3\u003e\n\u003cdiv itemprop=\"acceptedAnswer\" itemscope=\"\" itemtype=\"https:\/\/schema.org\/Answer\"\u003e\n\u003cp itemprop=\"text\"\u003eThe 10mm glass diaphragm offers higher rigidity and superior acoustic damping compared to plastic drivers. This reduces distortion, giving you uncolored sound with exceptional transparency, detailed vocals, and fast transient response.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\" itemprop=\"mainEntity\" itemscope=\"\" itemtype=\"https:\/\/schema.org\/Question\"\u003e\n\u003ch3 itemprop=\"name\"\u003eHow long does the battery last on the KENWOOD KH-CRZ90T?\u003c\/h3\u003e\n\u003cdiv itemprop=\"acceptedAnswer\" itemscope=\"\" itemtype=\"https:\/\/schema.org\/Answer\"\u003e\n\u003cp itemprop=\"text\"\u003eWith ANC off, the earbuds provide up to 17 hours of playback, reaching 44 hours total with the charging case. With ANC enabled, enjoy up to 13 hours on the earbuds and 21 hours total.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\" itemprop=\"mainEntity\" itemscope=\"\" itemtype=\"https:\/\/schema.org\/Question\"\u003e\n\u003ch3 itemprop=\"name\"\u003eAre the KENWOOD KH-CRZ90T earbuds waterproof?\u003c\/h3\u003e\n\u003cdiv itemprop=\"acceptedAnswer\" itemscope=\"\" itemtype=\"https:\/\/schema.org\/Answer\"\u003e\n\u003cp itemprop=\"text\"\u003eYes, the earbuds feature an IPX4 water resistance rating, making them protected against sweat, light rain, and splashes during daily commutes or outdoor workouts.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- Full Technical Specifications Table --\u003e\n\u003csection class=\"product-specs\"\u003e\n\u003ch2\u003eFull Technical Specifications\u003c\/h2\u003e\n\u003ctable class=\"specs-table\" style=\"width: 100%; height: 352.688px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 26.1207%; height: 19.5938px;\"\u003eDriver Type\u003c\/th\u003e\n\u003ctd style=\"width: 71.1207%; height: 19.5938px;\"\u003e10mm Custom High-Rigidity Glass Diaphragm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 26.1207%; height: 19.5938px;\"\u003eBluetooth Version\u003c\/th\u003e\n\u003ctd style=\"width: 71.1207%; height: 19.5938px;\"\u003eBluetooth® 6.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003cth style=\"width: 26.1207%; height: 39.1875px;\"\u003eSupported Audio Codecs\u003c\/th\u003e\n\u003ctd style=\"width: 71.1207%; height: 39.1875px;\"\u003eLDAC | AAC | SBC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003cth style=\"width: 26.1207%; height: 39.1875px;\"\u003eHi-Res Audio Certification\u003c\/th\u003e\n\u003ctd style=\"width: 71.1207%; height: 39.1875px;\"\u003eHi-Res Audio Wireless Certified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003cth style=\"width: 26.1207%; height: 39.1875px;\"\u003ePlayback Time (Earbuds Only)\u003c\/th\u003e\n\u003ctd style=\"width: 71.1207%; height: 39.1875px;\"\u003eANC ON: Approx. 13 hours | ANC OFF: Approx. 17 hours\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003cth style=\"width: 26.1207%; height: 39.1875px;\"\u003eTotal Playtime (With Charging Case)\u003c\/th\u003e\n\u003ctd style=\"width: 71.1207%; height: 39.1875px;\"\u003eANC ON: Approx. 21 hours | ANC OFF: Approx. 44 hours\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 26.1207%; height: 19.5938px;\"\u003eCharging Options\u003c\/th\u003e\n\u003ctd style=\"width: 71.1207%; height: 19.5938px;\"\u003eUSB-C Fast Charging \u0026amp; Qi Wireless Charging\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003cth style=\"width: 26.1207%; height: 39.1875px;\"\u003eWater Resistance Rating\u003c\/th\u003e\n\u003ctd style=\"width: 71.1207%; height: 39.1875px;\"\u003eIPX4 (Earbuds body)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003cth style=\"width: 26.1207%; height: 39.1875px;\"\u003eWeight\u003c\/th\u003e\n\u003ctd style=\"width: 71.1207%; height: 39.1875px;\"\u003eEarbuds: Approx. 11.7 g (pair, 5.85 g each) | Charging Case: Approx. 39.2 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 58.7812px;\"\u003e\n\u003cth style=\"width: 26.1207%; height: 58.7812px;\"\u003eSpecial Features\u003c\/th\u003e\n\u003ctd style=\"width: 71.1207%; height: 58.7812px;\"\u003eHybrid ANC, AI Call Noise Cancellation, Liquid Silicone Ear Tips, Multipoint Connection, Low Latency Gaming Mode, Companion App Support\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/0f8TSxU45Y4?si=xv1MFh2TbwpRgt5O\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/section\u003e\n\u003c\/article\u003e","brand":"KENWOOD","offers":[{"title":"Default Title","offer_id":51655630717234,"sku":null,"price":425.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1693\/7347\/files\/2960x_1_72725c0d-5a53-4a4b-b4bb-d917e460527c.webp?v=1787730565","url":"https:\/\/www.mtmtaudio.com\/en-ca\/products\/kenwood-kh-crz90t-glass-core-wireless-earbuds-hi-res-anc","provider":"MTMTaudio","version":"1.0","type":"link"}