{"product_id":"grado-classic-rs1","title":"Grado Classic RS1","description":"\u003csection style=\"\n  position: relative;\n  width: 100%;\n  max-width: 1600px;\n  margin: 0 auto;\n  overflow: hidden;\n  background-color: #000;\n  display: flex;\n  align-items: center;\n  justify-content: center;\n\"\u003e\n\n  \u003c!-- Lớp hình ảnh --\u003e\n  \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0529\/7117\/6085\/files\/grado-rs1-classic-series-headphones-lifestyle-2_4000x_3x.progressive_0ed5bda9-41a3-46c9-9c64-a54ef7574486.webp?v=1779115828\" alt=\"Grado Classic RS1\" style=\"\n      width: 100%;\n      height: auto;\n      display: block;\n      filter: brightness(80%) blur(1px);\n      transform: scale(1.05);\n    \"\u003e\n\n  \u003c!-- Lớp phủ gradient --\u003e\n  \u003cdiv style=\"\n    position: absolute;\n    top: 0;\n    left: 0;\n    width: 100%;\n    height: 100%;\n    background: linear-gradient(to right, rgba(0,0,0,0.75) 0%, rgba(0,0,0,0.4) 50%, rgba(0,0,0,0) 100%);\n    z-index: 1;\n  \"\u003e\u003c\/div\u003e\n\n  \u003c!-- Lớp text --\u003e\n  \u003cdiv style=\"\n    position: absolute;\n    top: 50%;\n    left: 6%;\n    transform: translateY(-50%);\n    padding: 20px 30px;\n    text-align: center;\n    color: #ffffff;\n    max-width: 600px;\n    z-index: 2;\n  \"\u003e\n    \u003ch3 style=\"\n      font-size: 32px;\n      font-weight: 600;\n      font-family: 'Times New Roman', serif;\n      letter-spacing: 1px;\n      margin: 0;\n      line-height: 1.2;\n      color: #ffffff;\n    \"\u003e\n      Tri-Wood Oasis\n    \u003c\/h3\u003e\n    \u003ch2 style=\"\n      font-size: 64px;\n      font-weight: 400;\n      font-family: 'Times New Roman', serif;\n      letter-spacing: 1px;\n      margin: 10px 0;\n      line-height: 1.1;\n      color: #ffffff;\n    \"\u003e\n      RS1\n    \u003c\/h2\u003e\n    \u003cp style=\"\n      font-size: 20px;\n      font-weight: 400;\n      font-family: 'Times New Roman', serif;\n      letter-spacing: 1px;\n      margin-top: 10px;\n      line-height: 1.4;\n      color: #ffffff;\n    \"\u003e\n      Free 2 Day FedEx in the US\n    \u003c\/p\u003e\n  \u003c\/div\u003e\n\n\u003c\/section\u003e\n\n\u003c!-- SECTION 1 --\u003e\n\u003csection style=\"\n  display: flex;\n  justify-content: center;\n  align-items: stretch;\n  width: 100%;\n  max-width: 1600px;\n  margin: 0 auto;\n  overflow: hidden;\n  background-color: #000;\n  color: #fff;\n  font-family: 'Inter', sans-serif;\n\"\u003e\n  \u003cdiv style=\"\n    width: 50%;\n    background-color: #0d0d0d;\n    padding: 60px 40px;\n    display: flex;\n    flex-direction: column;\n    justify-content: center;\n    box-sizing: border-box;\n  \"\u003e\n    \u003ch2 style=\"\n      font-size: 30px;\n      font-weight: 500;\n      margin-bottom: 25px;\n      line-height: 1.2;\n      color: #ffffff;\n    \"\u003e\n     A Grado Original\n    \u003c\/h2\u003e\n    \u003cp style=\"\n      font-size: 16px;\n      line-height: 1.7;\n      color: #ffffff;\n      margin: 0;\n    \"\u003eFew headphones represent the history of Grado more clearly than the RS1.\n\u003cbr\u003e\u003cbr\u003e\nIntroduced more than three decades ago it was the first wooden headphone in the Grado lineup and quickly became one of the defining models of the brand.\n\u003cbr\u003e\u003cbr\u003e\nOriginally constructed from mahogany the RS1 helped establish the relationship between natural materials and the Grado sound.\n\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"\n    width: 50%;\n    position: relative;\n    overflow: hidden;\n    display: flex;\n  \"\u003e\n    \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0529\/7117\/6085\/files\/Classic-RS1-004.webp?v=1779114952\" alt=\"Grado Classic RS1\" style=\"\n        width: 100%;\n        height: 100%;\n        object-fit: cover;\n        display: block;\n      \"\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e\n\n\n\u003csection style=\"\n  display: flex;\n  justify-content: center;\n  align-items: stretch;\n  width: 100%;\n  max-width: 1600px;\n  margin: 0 auto;\n  overflow: hidden;\n  background-color: #000;\n  color: #fff;\n  font-family: 'Inter', sans-serif;\n  border-top: none;\n\"\u003e\n\n  \u003cdiv style=\"\n    width: 50%;\n    position: relative;\n    overflow: hidden;\n    display: flex;\n  \"\u003e\n    \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0529\/7117\/6085\/files\/d29493f578f0--Classic-RS1-009.webp?v=1779114952\" alt=\"Grado Classic RS1\" style=\"\n        width: 100%;\n        height: 100%;\n        object-fit: cover;\n        display: block;\n      \"\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"\n    width: 50%;\n    background-color: #0d0d0d;\n    padding: 60px 40px;\n    display: flex;\n    flex-direction: column;\n    justify-content: center;\n    box-sizing: border-box;\n  \"\u003e\n    \u003ch2 style=\"\n      font-size: 30px;\n      font-weight: 500;\n      margin-bottom: 25px;\n      line-height: 1.2;\n      color: #ffffff;\n    \"\u003e\n      Specs\n    \u003c\/h2\u003e\n    \u003cul style=\"\n      font-size: 16px;\n      line-height: 1.7;\n      color: #ffffff;\n      margin: 0;\n      padding-left: 20px;\n      list-style-type: disc;\n    \"\u003e\n      \u003cli\u003eransducer type: dynamic\u003c\/li\u003e\n\u003cli\u003eOperating principle: open air\u003c\/li\u003e\n\u003cli\u003eFrequency Response: 12-30,000 hz\u003c\/li\u003e\n\u003cli\u003eSPL 1mW: 99.8\u003c\/li\u003e\n\u003cli\u003eNormal Impedance: 38ohms\u003c\/li\u003e\n\u003cli\u003eDriver matched db: .05\u003c\/li\u003e\n\u003cli\u003eL cushions\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e\n\n\u003csection style=\"\n  display: flex;\n  justify-content: center;\n  align-items: stretch;\n  width: 100%;\n  max-width: 1600px;\n  margin: 0 auto;\n  overflow: hidden;\n  background-color: #000;\n  color: #fff;\n  font-family: 'Inter', sans-serif;\n  border-top: none;\n\"\u003e\n  \u003cdiv style=\"\n    width: 50%;\n    background-color: #0d0d0d;\n    padding: 60px 40px;\n    display: flex;\n    flex-direction: column;\n    justify-content: center;\n    box-sizing: border-box;\n  \"\u003e\n    \u003ch2 style=\"\n      font-size: 30px;\n      font-weight: 500;\n      margin-bottom: 25px;\n      line-height: 1.2;\n      color: #ffffff;\n    \"\u003e\n     50mm X2 Dynamic Driver\n    \u003c\/h2\u003e\n    \u003cp style=\"\n      font-size: 16px;\n      line-height: 1.7;\n      color: #ffffff;\n      margin: 0;\n    \"\u003eAt the center of the RS1 is Grado’s 50mm X2 dynamic driver utilizing a Mylar diaphragm, copper voice coil, and rare earth magnetic system.\n\u003cbr\u003e\u003cbr\u003e\nThe tuning emphasizes expressive midrange detail and musical immediacy.\n    \u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"\n    width: 50%;\n    position: relative;\n    overflow: hidden;\n    display: flex;\n  \"\u003e\n    \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0529\/7117\/6085\/files\/Classic_RS1-012.webp?v=1779114954\" alt=\"Grado Classic RS1\" style=\"\n        width: 100%;\n        height: 100%;\n        object-fit: cover;\n        display: block;\n      \"\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e\n\n  \u003csection style=\"\n  display: flex;\n  justify-content: center;\n  align-items: stretch;\n  width: 100%;\n  max-width: 1600px;\n  margin: 0 auto;\n  overflow: hidden;\n  color: #fff;\n  font-family: 'Inter', sans-serif;\n  border-top: none;\n\"\u003e\n\n\u003cdiv style=\"\n    width: 50%;\n    position: relative;\n    overflow: hidden;\n    display: flex;\n  \"\u003e\n    \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0529\/7117\/6085\/files\/download_090d892f-68c3-486a-bc4d-81d001f53bd3.webp?v=1779114952\" alt=\"Grado Classic RS1\" style=\"\n        width: 100%;\n        height: 100%;\n        object-fit: cover;\n        display: block;\n      \"\u003e\n  \u003c\/div\u003e\n    \n  \u003cdiv style=\"\n    width: 50%;\n    padding: 60px 40px;\n    display: flex;\n    flex-direction: column;\n    justify-content: center;\n    box-sizing: border-box;\n    text-align: right;\n  \"\u003e\n    \u003ch2 style=\"\n      font-size: 30px;\n      font-weight: 500;\n      margin-bottom: 25px;\n      line-height: 1.2;\n      color: #000000;\n      \n    \"\u003e\n      Signature Gold Headband Assembly\n    \u003c\/h2\u003e\n    \u003cp style=\"\n      font-size: 16px;\n      line-height: 1.7;\n      color: #000000;\n      margin: 0;\n    \"\u003eThe GS1000 incorporates Grado’s Signature Gold headband assembly representing the most refined mechanical platform used across the Classic Series.\n\u003cbr\u003e\u003cbr\u003e\nThe system features engraved aluminum alloy gimbals, stainless steel height rods, and reinforced aluminum junction blocks designed to improve structural stability and long-term durability while maintaining controlled rotation for proper alignment.\n\u003cbr\u003e\u003cbr\u003e\nA genuine leather headstrap with contrasting white stitching provides comfort during extended listening sessions, while the internal steel spring band allows listeners to easily adjust clamping pressure for a personalized fit.\n \u003c\/p\u003e\n  \u003c\/div\u003e\n\n\u003c\/section\u003e\n\n  \u003csection style=\"\n  display: flex;\n  justify-content: center;\n  align-items: stretch;\n  width: 100%;\n  max-width: 1600px;\n  margin: 0 auto;\n  overflow: hidden;\n  background-color: #000;\n  color: #fff;\n  font-family: 'Inter', sans-serif;\n  border-top: none;\n\"\u003e\n  \u003cdiv style=\"\n    width: 50%;\n    \n    padding: 60px 40px;\n    display: flex;\n    flex-direction: column;\n    justify-content: center;\n    box-sizing: border-box;\n  \"\u003e\n    \u003ch2 style=\"\n      font-size: 30px;\n      font-weight: 500;\n      margin-bottom: 25px;\n      line-height: 1.2;\n      color: #ffffff;\n      background-color: #0d0d0d;\n    \"\u003e\n      Signature Silver Cable\n    \u003c\/h2\u003e\n    \u003cp style=\"\n      font-size: 16px;\n      line-height: 1.7;\n      color: #ffffff;\n      margin: 0;\n      margin-bottom: 25px;\n    \"\u003eThe RS1 is supplied with Grado’s Signature Silver cable offering reduced weight and improved flexibility.\n    \u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"\n    width: 50%;\n    position: relative;\n    overflow: hidden;\n    display: flex;\n    background-color: #ffffff;\n  \"\u003e\n    \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0529\/7117\/6085\/files\/Classic_RS1-002.webp?v=1779114953\" alt=\"Grado Classic RS1\" style=\"\n        width: 100%;\n        height: 100%;\n        object-fit: cover;\n        display: block;\n      \"\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e\n\n  \u003csection style=\"\n  display: flex;\n  justify-content: center;\n  align-items: stretch;\n  width: 100%;\n  max-width: 1600px;\n  margin: 0 auto;\n  overflow: hidden;\n  background-color: #000;\n  color: #fff;\n  font-family: 'Inter', sans-serif;\n  border-top: none;\n\"\u003e\n\n\u003cdiv style=\"\n    width: 50%;\n    position: relative;\n    overflow: hidden;\n    display: flex;\n  \"\u003e\n    \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0529\/7117\/6085\/files\/Classic-RS1-003.webp?v=1779114953\" alt=\"Grado Classic RS1\" style=\"\n        width: 100%;\n        height: 100%;\n        object-fit: cover;\n        display: block;\n      \"\u003e\n  \u003c\/div\u003e\n  \n  \u003cdiv style=\"\n    width: 50%;\n    background-color: #0d0d0d;\n    padding: 60px 40px;\n    display: flex;\n    flex-direction: column;\n    justify-content: center;\n    box-sizing: border-box;\n    text-align: right;\n  \"\u003e\n    \u003ch2 style=\"\n      font-size: 30px;\n      font-weight: 500;\n      margin-bottom: 25px;\n      line-height: 1.2;\n      color: #ffffff;\n    \"\u003e\n      L Cushions\n    \u003c\/h2\u003e\n    \u003cp style=\"\n      font-size: 16px;\n      line-height: 1.7;\n      color: #ffffff;\n      margin: 0;\n    \"\u003eThe RS1 ships standard with Grado L cushions reinforcing a focused and immediate presentation.\n\u003cbr\u003e\u003cbr\u003e\nLike all Grado cushions they also act as a tuning element allowing listeners to personalize their listening experience.\n    \u003c\/p\u003e\n  \u003c\/div\u003e\n\n\u003c\/section\u003e\n\n\u003csection style=\"\n  display: flex;\n  justify-content: center;\n  align-items: stretch;\n  width: 100%;\n  max-width: 1600px;\n  margin: 0 auto;\n  overflow: hidden;\n  background-color: #000;\n  color: #fff;\n  font-family: 'Inter', sans-serif;\n  border-top: none;\n\"\u003e\n  \u003cdiv style=\"\n    width: 50%;\n    \n    padding: 60px 40px;\n    display: flex;\n    flex-direction: column;\n    justify-content: center;\n    box-sizing: border-box;\n  \"\u003e\n    \u003ch2 style=\"\n      font-size: 30px;\n      font-weight: 500;\n      margin-bottom: 25px;\n      line-height: 1.2;\n      color: #ffffff;\n      background-color: #0d0d0d;\n    \"\u003e\n      Tri-Wood Housing\n    \u003c\/h2\u003e\n    \u003cp style=\"\n      font-size: 16px;\n      line-height: 1.7;\n      color: #ffffff;\n      margin: 0;\n      margin-bottom: 25px;\n    \"\u003eThe RS1 features a tri-wood housing constructed from Cocobolo, hemp, and maple.\n\u003cbr\u003e\u003cbr\u003e\nEach material contributes unique acoustic properties combining density, damping, and structural stability to create a layered and controlled presentation.\n    \u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"\n    width: 50%;\n    position: relative;\n    overflow: hidden;\n    display: flex;\n    background-color: #ffffff;\n  \"\u003e\n    \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0529\/7117\/6085\/files\/Classic-RS1-002.webp?v=1779114952\" alt=\"Grado Classic RS1\" style=\"\n        width: 100%;\n        height: 100%;\n        object-fit: cover;\n        display: block;\n      \"\u003e\n  \u003c\/div\u003e\n\u003c\/section\u003e","brand":"Grado Labs","offers":[{"title":"Standard connector","offer_id":47364267245717,"sku":"11008","price":750.0,"currency_code":"USD","in_stock":true},{"title":"Balanced Cable (4 PIN XLR)","offer_id":47364267278485,"sku":"11009","price":750.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0529\/7117\/6085\/files\/Classic-RS1-001_f4d74b7a-5c54-4d96-b58a-09fd3fbc430b.webp?v=1779115899","url":"https:\/\/houseofstereo.com\/es\/products\/grado-classic-rs1","provider":"House Of Stereo","version":"1.0","type":"link"}