{"product_id":"grado-reference-series-rs1-x2-headphones","title":"Grado Reference Series RS1 Headphones","description":"\u003ch1\u003eGrado RS1 Open-Air Headphones\u003c\/h1\u003e\n\u003ch3\u003e50 mm X2 drivers, tri-wood cocobolo, hemp, and maple housings, a Signature Gold headband assembly, and L cushions\u003c\/h3\u003e\n\u003cp\u003eThe Grado RS1 combines the company’s 50 mm X2 dynamic driver with distinctive tri-wood housings made from cocobolo, hemp, and maple. Its tuning emphasizes expressive midrange detail and musical immediacy, while the three housing materials provide a combination of density, damping, and structural stability.\u003c\/p\u003e\n\u003cp\u003eThe X2 dynamic driver uses a Mylar diaphragm, copper voice coil, and rare-earth magnet system. L cushions position the drivers close to the ears, contributing to the RS1’s focused and immediate presentation.\u003c\/p\u003e\n\u003ch4\u003eTri-Wood Housings\u003c\/h4\u003e\n\u003cp\u003eThe RS1’s housings combine cocobolo, hemp, and maple. According to Grado, the different acoustic properties of these materials work together to produce a layered and controlled presentation.\u003c\/p\u003e\n\u003ch4\u003eSignature Gold Headband Assembly\u003c\/h4\u003e\n\u003cp\u003eThe RS1 uses Grado’s Signature Gold headband assembly, the company’s most refined mechanical platform within the Classic Series. Engraved aluminum-alloy gimbals, stainless steel height rods, and reinforced aluminum junction blocks improve structural stability and durability while maintaining controlled earcup rotation.\u003c\/p\u003e\n\u003cp\u003eA genuine leather headstrap with contrasting white stitching provides cushioning, while an internal steel spring band lets you adjust the clamping pressure.\u003c\/p\u003e\n\u003ch4\u003eSignature Silver Cable and L Cushions\u003c\/h4\u003e\n\u003cp\u003eGrado’s Signature Silver cable is designed to reduce weight and improve flexibility. The standard version is terminated with a 3.5 mm plug and includes a removable 1\/4\" adapter, while an XLR-terminated version is also available.\u003c\/p\u003e\n\u003cp\u003eThe RS1 is supplied with L cushions, which contribute to its focused and immediate presentation. Because Grado’s cushions also act as acoustic tuning elements, they can be changed to alter the fit, tonal balance, and presentation.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e50 mm X2 dynamic drivers\u003c\/li\u003e\n\u003cli\u003eMylar diaphragms, copper voice coils, and rare-earth magnet systems\u003c\/li\u003e\n\u003cli\u003eOpen-air operating principle\u003c\/li\u003e\n\u003cli\u003eTri-wood cocobolo, hemp, and maple housings\u003c\/li\u003e\n\u003cli\u003eSignature Gold headband assembly\u003c\/li\u003e\n\u003cli\u003eEngraved aluminum-alloy gimbals\u003c\/li\u003e\n\u003cli\u003eStainless steel height rods\u003c\/li\u003e\n\u003cli\u003eReinforced aluminum junction blocks\u003c\/li\u003e\n\u003cli\u003eGenuine leather headstrap with contrasting white stitching\u003c\/li\u003e\n\u003cli\u003eAdjustable internal steel spring band\u003c\/li\u003e\n\u003cli\u003eSignature Silver cable\u003c\/li\u003e\n\u003cli\u003eStandard 3.5 mm or optional XLR termination\u003c\/li\u003e\n\u003cli\u003eL cushions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eIncluded Accessories\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1\/4\" headphone adapter with standard 3.5 mm termination\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eTransducer Type:\u003c\/b\u003e Dynamic\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eOperating Principle:\u003c\/b\u003e Open air\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eEar Cushions:\u003c\/b\u003e L cushions\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eHousing:\u003c\/b\u003e Cocobolo, hemp, and maple\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eHeadband Assembly:\u003c\/b\u003e Signature Gold\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eCable:\u003c\/b\u003e Signature Silver cable\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eStandard Termination:\u003c\/b\u003e 3.5 mm with 1\/4\" adapter\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eOptional Termination:\u003c\/b\u003e XLR\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eDriver Size:\u003c\/b\u003e 50 mm\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eFrequency Response:\u003c\/b\u003e 12 Hz–30 kHz\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eSPL (1 mW):\u003c\/b\u003e 99.8 dB\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eNominal Impedance:\u003c\/b\u003e 38 ohms\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eDriver Matching:\u003c\/b\u003e 0.05 dB\u003c\/p\u003e","brand":"Grado","offers":[{"title":"Default Title","offer_id":53765978882232,"sku":"RS1","price":750.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1564\/1247\/files\/GradoRS1-004.jpg?v=1785435451","url":"https:\/\/upscaleaudio.com\/products\/grado-reference-series-rs1-x2-headphones","provider":"Upscale Audio","version":"1.0","type":"link"}