{"product_id":"oura-ring-4-smart-ring-size-before-you-buy-with-or4-sizing-kit-size-7-black-2024","title":"Oura - Ring 4 - Smart Ring - Size Before You Buy with OR4 Sizing Kit - Size 7 - Black - (2024)","description":"\u003cdiv class=\"container\"\u003e\n\u003cdiv class=\"top-header\"\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003cheader class=\"main-header\"\u003e\n\u003ch1\u003eOura Ring 4 Smart Ring Size 7 - Black\u003c\/h1\u003e\n\u003c\/header\u003e\n\u003csection class=\"product-description\"\u003e\n\u003ch3\u003eOVERVIEW\u003c\/h3\u003e\n\u003cp\u003eThe Oura Ring 4 is an advanced, discreet smart ring engineered for comprehensive health monitoring and daily biometric analysis in a sleek wearable form factor. Crafted with lightweight, durable titanium housing, it seamlessly tracks continuous heart rate, sleep architecture, temperature variations, and daily activity without the bulk of a traditional smartwatch. Designed for 24\/7 wearability, this size 7 wearable offers professional-grade sensing accuracy alongside multi-day battery longevity. It delivers an optimal balance of continuous performance insights and low-profile ergonomics for modern lifestyle management.\u003c\/p\u003e\n\u003ch3\u003eKEY FEATURES\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAdvanced Biometric Sensing: Packed with research-grade optical sensors to continuously track heart rate, blood oxygen levels, and body temperature trends.\u003c\/li\u003e\n\u003cli\u003eDiscreet All-Day Ergonomics: Ultra-lightweight size 7 titanium construction provides comfortable, seamless 24\/7 tracking without interfering with routine tasks.\u003c\/li\u003e\n\u003cli\u003eComprehensive Sleep \u0026amp; Recovery Insights* Delivers actionable daily readiness, sleep quality, and stress metrics to optimize rest and physical performance.\u003c\/li\u003e\n\u003cli\u003eExtended Battery Efficiency: Engineered with low-power architecture to deliver continuous multi-day uptime on a single charge.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSPECIFICATIONS\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-bottom: 15px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; font-weight: bold; padding: 8px; border: 1px solid #e0e0e0;\"\u003eDevice Type\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #e0e0e0; color: #333;\"\u003eSmart Ring \/ Health Wearable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f5f5f5;\"\u003e\n\u003ctd style=\"width: 40%; font-weight: bold; padding: 8px; border: 1px solid #e0e0e0;\"\u003eOS Version\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #e0e0e0; color: #333;\"\u003eN\/A (Compatible with iOS \u0026amp; Android)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; font-weight: bold; padding: 8px; border: 1px solid #e0e0e0;\"\u003eProcessor \/ CPU\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #e0e0e0; color: #333;\"\u003eUltra-Low Power Integrated Microcontroller\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f5f5f5;\"\u003e\n\u003ctd style=\"width: 40%; font-weight: bold; padding: 8px; border: 1px solid #e0e0e0;\"\u003eRAM Size + Type\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #e0e0e0; color: #333;\"\u003eEmbedded Microcontroller Memory\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; font-weight: bold; padding: 8px; border: 1px solid #e0e0e0;\"\u003eStorage\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #e0e0e0; color: #333;\"\u003eInternal Flash (Stores up to 7 days of data offline)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f5f5f5;\"\u003e\n\u003ctd style=\"width: 40%; font-weight: bold; padding: 8px; border: 1px solid #e0e0e0;\"\u003eScreen \/ Display\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #e0e0e0; color: #333;\"\u003eN\/A (Screenless Design)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; font-weight: bold; padding: 8px; border: 1px solid #e0e0e0;\"\u003eTouch Screen\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #e0e0e0; color: #333;\"\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f5f5f5;\"\u003e\n\u003ctd style=\"width: 40%; font-weight: bold; padding: 8px; border: 1px solid #e0e0e0;\"\u003eColor\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #e0e0e0; color: #333;\"\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; font-weight: bold; padding: 8px; border: 1px solid #e0e0e0;\"\u003eBattery\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #e0e0e0; color: #333;\"\u003eRechargeable Lithium-Polymer (Up to 7 Days Uptime)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f5f5f5;\"\u003e\n\u003ctd style=\"width: 40%; font-weight: bold; padding: 8px; border: 1px solid #e0e0e0;\"\u003eHardware Upgradeability Rating\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #e0e0e0; color: #333;\"\u003eN\/A (Sealed Unit)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; font-weight: bold; padding: 8px; border: 1px solid #e0e0e0;\"\u003eMemory Upgradeability\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #e0e0e0; color: #333;\"\u003eNon-Upgradeability (Integrated)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f5f5f5;\"\u003e\n\u003ctd style=\"width: 40%; font-weight: bold; padding: 8px; border: 1px solid #e0e0e0;\"\u003eStorage Upgradeability\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #e0e0e0; color: #333;\"\u003eNon-Upgradeability (Integrated)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; font-weight: bold; padding: 8px; border: 1px solid #e0e0e0;\"\u003ePhysical Ports \u0026amp; Expansion\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #e0e0e0; color: #333;\"\u003eWireless \/ Contact Charging Interface\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eCONNECTIVITY\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBluetooth Low Energy (BLE) for seamless background data sync with iOS and Android Oura App\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWHAT'S INCLUDED\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOura Ring 4 (Size 7 - Black)\u003c\/li\u003e\n\u003cli\u003eCharging Dock with USB Cable\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDOES NOT INCLUDE\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOriginal Box\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCONDITION\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli style=\"color: #333;\"\u003eThis device has been professionally inspected, tested, and restored to full functional working condition. Minor cosmetic imperfections or light surface wear may be present, but do not affect core functionality. Devices will have slight variations in appearance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e\n  *{margin:0;padding:0;box-sizing:border-box;}\n  body{font-family:'Open Sans',sans-serif;background:#fff;color:#333;line-height:1.6;}\n  .container{max-width:1200px;margin:0 auto;padding:20px;}\n  .top-header{background:#000;color:#fff;padding:10px 20px;text-align:center;}\n  header.main-header{background:#4caf50;padding:20px;text-align:center;}\n  header.main-header h1{color:#fff;font-size:2.5em;margin:0;}\n  .product-description{background:#fff;border:1px solid #e0e0e0;padding:30px;margin-top:20px;box-shadow:0 2px 4px rgba(0,0,0,0.1);}\n  .product-description h3{color:#4caf50;margin-bottom:12px;margin-top:25px;font-size:1.35em;}\n  .product-description table{width:100%;border-collapse:collapse;}\n  .product-description ul{margin-left: 20px; margin-bottom: 20px;}\n  footer{background:#f1f1f1;text-align:center;padding:20px;margin-top:30px;color:#777;font-size:0.9em;}\n\u003c\/style\u003e","brand":"R3NEW","offers":[{"title":"Excellent","offer_id":67605196865769,"sku":"JZ90-54144-07^A","price":249.99,"currency_code":"USD","in_stock":false},{"title":"Good","offer_id":67605196898537,"sku":"JZ90-54144-07^B","price":219.99,"currency_code":"USD","in_stock":false},{"title":"Eco-Save","offer_id":67605196931305,"sku":"JZ90-54144-07^C","price":199.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/5433\/3161\/files\/259018.jpg?v=1790778442","url":"https:\/\/r3new.com\/products\/oura-ring-4-smart-ring-size-before-you-buy-with-or4-sizing-kit-size-7-black-2024","provider":"R3NEW","version":"1.0","type":"link"}