{"product_id":"grado-signature-s150-dynamic-open-back-headphones","title":"Grado Signature S150 Dynamic Open-Back Headphones (Pre-Order)","description":"\u003ch2\u003eS150\u003c\/h2\u003e\n\u003cp\u003eThe Signature S150 brings Grado's latest generation of driver technology to a new price point. Featuring a newly developed 44mm S driver, the S150 delivers exceptional clarity and detail while maintaining a full-bodied, musical presentation.\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAn entirely new single-piece housing design introduces a contemporary refinement to the classic Grado appearance. Combined with detachable Signature Bronze cables, an updated Signature headband assembly, and lightweight construction, the S150 offers a compelling combination of musical performance, comfort, and versatility.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0065\/4432\/6771\/files\/Image_6_a5909918-251c-4f57-8777-d9a085c16a6f.jpg?v=1792674987\" alt=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv id=\"s-1d176151-6cd3-4639-9b3a-72dec3c3f2ce\" class=\"shg-c shg-align-left\"\u003e\n\u003cdiv class=\"shogun-heading-component\"\u003e\n\u003ch2\u003eNew 44mm S Driver\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"s-b96bf95d-2805-4b05-aed9-11266840d61a\" class=\"shg-c\"\u003e\n\u003cdiv class=\"shg-rich-text shg-theme-text-content shg-proportional-font-size\"\u003e\n\u003cp\u003e\u003cspan\u003eAt the heart of the Signature S150 is Grado's newly developed 44mm S driver, featuring a paper-composite diaphragm based on the technology found in the larger 52mm S drivers used in the HP100 SE and S950.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eDeveloped specifically for the smaller 44mm format, the driver delivers exceptional clarity and detail while preserving the natural body and musical character of the performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eClean, articulate bass with a satisfying sense of presence contributes to a balanced presentation across the frequency spectrum, allowing subtle musical details to emerge without sacrificing fullness or musical engagement.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv id=\"s-cc63aae0-d262-49b7-b844-1e4d0fad6948\" class=\"shg-c shg-align-right\"\u003e\n\u003cdiv class=\"shogun-heading-component\"\u003e\n\u003ch2\u003eSignature Bronze Detachable Cables\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"s-68829b03-0d4e-4f9e-b686-b3d094597914\" class=\"shg-c\"\u003e\n\u003cdiv class=\"shg-rich-text shg-theme-text-content shg-proportional-font-size\"\u003e\n\u003cp\u003e\u003cspan\u003eThe Signature S150 features Grado's detachable cable system, incorporating the Signature Bronze cable as standard equipment.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe Bronze cable features a lighter, softer, and more flexible construction, improving comfort and convenience during everyday listening.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eDual 3.5mm connections at the headphone housings provide flexibility in cable positioning. The included cable terminates in a 3.5mm plug and is supplied with a 6.3mm adapter for compatibility with a wide range of audio equipment.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAlternative cable terminations are also available when ordering.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0065\/4432\/6771\/files\/Image_5_c9078c77-2165-46fb-8608-5c91136445d3.jpg?v=1792674992\" alt=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv id=\"s-db2b0b9f-c375-4418-a4ba-983ea479b266\" class=\"shg-c shg-align-left\"\u003e\n\u003cdiv class=\"shogun-heading-component\"\u003e\n\u003ch2\u003eCushions \u0026amp; Personalization\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"s-02a0ee11-d54b-483d-801e-7401ecc1f091\" class=\"shg-c\"\u003e\n\u003cdiv class=\"shg-rich-text shg-theme-text-content shg-proportional-font-size\"\u003e\n\u003cp\u003e\u003cspan\u003eThe Signature S150 is supplied with Grado's F cushions, selected as part of the headphone's overall acoustic tuning.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eTheir design incorporates internal acoustic slits that promote airflow and contribute to the headphone's open, detailed presentation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe S150 is compatible with the complete range of Grado headphone cushions, allowing listeners to explore different options and personalize both the sound and fit.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv id=\"s-cce38bcb-8bbb-4748-b6a9-08377a6b5ba4\" class=\"shg-c shg-align-right\"\u003e\n\u003cdiv class=\"shogun-heading-component\"\u003e\n\u003ch2\u003eComfort, Fit and Refined Engineering\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"s-38d2db92-a7f1-4290-b987-323a6a19246a\" class=\"shg-c\"\u003e\n\u003cdiv class=\"shg-rich-text shg-theme-text-content shg-proportional-font-size\"\u003e\n\u003cp\u003e\u003cspan\u003eWeighing just 220 grams, the Signature S150 combines lightweight construction with Grado's updated Signature headband assembly to provide a comfortable and secure fit for extended listening sessions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe padded leather headband distributes weight comfortably across the head, while an internal flexible steel band allows listeners to adjust the inward tension for a personalized fit.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eRedesigned matte-black polymer gimbals, stainless-steel height rods, and reinforced junction blocks provide improved stability, adjustability, and durability.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv id=\"s-cf2b654e-92f8-45f7-beb5-291fcfff524e\" class=\"shg-c shg-align-left\"\u003e\n\u003cdiv class=\"shogun-heading-component\"\u003e\n\u003ch2\u003eA Contemporary Interpretation of a Classic Design\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"s-dbe7eae8-96d0-409d-9b10-1bd3a4a9dda1\" class=\"shg-c\"\u003e\n\u003cdiv class=\"shg-rich-text shg-theme-text-content shg-proportional-font-size\"\u003e\n\u003cp\u003e\u003cspan\u003eThe Signature S150 introduces an entirely new, single-piece acoustic chamber body, bringing a contemporary refinement to Grado's iconic headphone design.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eMolded from engineered ABS polymer, the housing combines lightweight construction with durability and dimensional consistency. Its \u003cspan class=\"il\"\u003erich\u003c\/span\u003e matte-black finish creates a refined, understated appearance while preserving the recognizable character of a Grado headphone.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eSpecifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e\u003cmeta charset=\"UTF-8\"\u003eTransducer Type: Dynamic\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOperating Principle: Open Air\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFrequency Response: 16hz – 34kHz\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTHD: \u0026lt;0.3% @ 100dB\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSPL 1mW: 104dB\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNominal Impedance: 38 ohms\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDriver Size: 44mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDriver Matching: 0.05 dB\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWeight: 220g\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCable Type: Signature Bronze Detachable\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHeadphone Connection: Dual 3.5mm Mini\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSource Connection: 3.5mm with 6.3mm Adapter\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEarpad Supplied: F Cushion\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Grado","offers":[{"title":"6ft \/ 3.5mm mini w\/6.3mm adapter","offer_id":67745839382761,"sku":"Grado S150-01","price":295.0,"currency_code":"USD","in_stock":true},{"title":"6ft \/ 4.4mm balanced","offer_id":67745839415529,"sku":"Grado S150-02","price":345.0,"currency_code":"USD","in_stock":true},{"title":"6ft \/ 4-pin balanced XLR w\/6.3mm adapter","offer_id":67745839448297,"sku":"Grado S150-03","price":345.0,"currency_code":"USD","in_stock":true},{"title":"12ft \/ 3.5mm mini w\/6.3mm adapter","offer_id":67745839481065,"sku":"Grado S150-04","price":345.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0065\/4432\/6771\/files\/Image1_7898e86a-6b00-46cf-a9af-18b107d964f4.jpg?v=1792675028","url":"https:\/\/audio46.com\/products\/grado-signature-s150-dynamic-open-back-headphones","provider":"Audio46 Headphone Store","version":"1.0","type":"link"}