{"title":"2025","description":"\u003cp\u003eThe \u003cstrong\u003eULI\u003c\/strong\u003e — today's only AlNiCo-driver headphone. Biocellulose diaphragm, ultra-low impedance, handcrafted in small batches.\u003c\/p\u003e","products":[{"product_id":"uli","title":"ETA ULI (Preorder) — AlNiCo Headphone","description":"\u003cp style=\"font-size: 1.05em; line-height: 1.7; margin-bottom: 0.5em;\"\u003e\u003cb\u003e\u003ca href=\"https:\/\/etaheadphones.com\/products\/uli\"\u003eETA ULI\u003c\/a\u003e\u003c\/b\u003e\u003c\/p\u003e\n\n\u003cp style=\"line-height: 1.7; margin-bottom: 1.2em;\"\u003e\u003cspan style=\"color: #990bfe;\"\u003eAlNiCo\u003c\/span\u003e — The Golden Age of Audio in a headphone today. ULI features ETA Audio's 8th generation driver, featuring the exotic magnetic alloy \u003cspan style=\"color: #990bfe;\"\u003eAlNiCo\u003c\/span\u003e for our smoothest and most transparent sound.\u003c\/p\u003e\n\n\u003cp style=\"line-height: 1.7; margin-bottom: 0.3em;\"\u003e\u003cstrong\u003eWhat is AlNiCo?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cblockquote\u003e\n\u003cp style=\"line-height: 1.7; margin-bottom: 1.2em;\"\u003e\u003cspan style=\"color: #990bfe;\"\u003eAlNiCo\u003c\/span\u003e is an exotic magnetic alloy comprised of Aluminum, Nickel, Cobalt and Iron. You won't find it anywhere other than from ultra-expensive boutique loudspeaker manufacturers or legendary vintage speakers from JBL, Altec, Tannoy, and others. \u003cspan style=\"color: #990bfe;\"\u003eAlNiCo\u003c\/span\u003e offers unique electromechanical parameters compared to conventional neodymium. This imbues a sweeter decay, lower distortion, and increased efficiency. After years of research and engineering we are happy to introduce this unique and beloved technology to a headphone of the 21st century.\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\n\u003cp style=\"line-height: 1.7; margin-bottom: 0.3em;\"\u003e\u003cstrong\u003eWhat is ULI?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cblockquote\u003e\n\u003cp style=\"line-height: 1.7; margin-bottom: 1.2em;\"\u003eULI is our Ultra Low Impedance headphone. Low Impedance isn't just for electrical impedance, but acoustic impedance too. Our design criteria includes a smooth laminar wavefront with no acoustic filters or turbulent resonators, just good vibrations.\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\n\u003cp style=\"line-height: 1.7; margin-bottom: 0.3em;\"\u003e\u003cb\u003ePurple Driver — ETA 8th Generation Transducer by ETA Audio\u003c\/b\u003e\u003c\/p\u003e\n\u003cul style=\"line-height: 1.8; margin-bottom: 1.5em;\"\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #990bfe;\"\u003eAlNiCo\u003c\/span\u003e magnetic alloy — high nickel content for high fidelity\u003c\/li\u003e\n\u003cli\u003e50 mm biocellulose paper diaphragm\u003c\/li\u003e\n\u003cli\u003eAnodized purple driver frame — reduces distortion\u003c\/li\u003e\n\u003cli\u003e16 Ω impedance @ 1 kHz — proprietary silver-copper alloy underhung voice coil\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp style=\"line-height: 1.7; margin-bottom: 0.3em;\"\u003e\u003cb\u003eHeadphone\u003c\/b\u003e\u003c\/p\u003e\n\u003cul style=\"line-height: 1.8; margin-bottom: 1.5em;\"\u003e\n\u003cli\u003eFused nylon body — \u003ca href=\"https:\/\/www.hp.com\/us-en\/printers\/3d-printers\/products\/multi-jet-technology.html\" title=\"Multi Jet Fusion\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eMulti Jet Fusion\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eSmooth transition waveguide\u003c\/li\u003e\n\u003cli\u003eStainless steel headband\u003c\/li\u003e\n\u003cli\u003eRear bias mounting system\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/etaheadphones.com\/products\/eta-headband-strap?variant=47741772693800\"\u003eSuspension strap\u003c\/a\u003e — elastic polymer\u003c\/li\u003e\n\u003cli\u003eUltra-open design\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp style=\"line-height: 1.7; margin-bottom: 0.3em;\"\u003e\u003cb\u003eAccessories\u003c\/b\u003e\u003c\/p\u003e\n\u003cul style=\"line-height: 1.8; margin-bottom: 1.5em;\"\u003e\n\u003cli\u003eUbe earpads — \u003ca href=\"https:\/\/etaheadphones.com\/products\/uli-earpad-by-zmf?variant=50319942680872\"\u003e145 mm × 125 mm × 30 mm\u003c\/a\u003e, in collaboration with \u003ca href=\"https:\/\/www.zmfheadphones.com\/\"\u003eZMF Headphones\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/etaheadphones.com\/products\/uli-case\"\u003ePelican hard shell case with molded foam\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/etaheadphones.com\/products\/stock-eta-cable\"\u003eStock cable\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp style=\"line-height: 1.7; margin-bottom: 1.5em;\"\u003e\u003ca rel=\"noopener noreferrer\" href=\"https:\/\/etaheadphones.com\/blogs\/eta-tuning-and-design\/uli\" target=\"_blank\"\u003eMore Info\u003c\/a\u003e  |  \u003ca rel=\"noopener\" href=\"https:\/\/etaheadphones.com\/blogs\/eta-tuning-and-design\/ultra-low-acoustic-impedance\" target=\"_blank\"\u003eWhy ULI\u003c\/a\u003e\u003c\/p\u003e\n\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse: collapse; width: 100%; margin-bottom: 1.5em;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 12px; width: 30%;\"\u003e\u003cstrong\u003eVoice Coil\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 12px;\"\u003eSilver plated copper, 16 Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 12px;\"\u003e\u003cstrong\u003eDiaphragm\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 12px;\"\u003e50 mm, 7 micron biocellulose dome with 5 micron ribbed PET suspension\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 12px;\"\u003e\u003cstrong\u003eMotor Magnet\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 12px;\"\u003e\u003cspan style=\"color: #990bfe;\"\u003eAlNiCo\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 12px;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 12px;\"\u003eUnder 500 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px 12px;\"\u003e\u003cstrong\u003eSensitivity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px 12px;\"\u003e81 dB\/mW @ 1 kHz @ 16 Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eReviews\u003c\/h2\u003e\n\n\u003cp style=\"margin-bottom: 1em;\"\u003e\u003ca href=\"https:\/\/www.audiophile-heaven.com\/2026\/03\/canjam-nyc-new-york-city-2026-review-in-depth-coverage-of-the-largest-usa-audiophile-event.html\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0719\/5705\/3736\/files\/12312321321.png?v=1776568617\" alt=\"Audiophile Heaven Review\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\n\u003cp style=\"margin-bottom: 1em;\"\u003e\u003ca rel=\"noopener\" href=\"http:\/\/www.superbestaudiofriends.org\/index.php?threads%2Feta-uli-anime-mecha-pilot-open-backed-dynamic-headphone-a-new-reference-new-standard.15347%2F=\u0026amp;utm_source=sbaf\u0026amp;utm_id=staff\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0719\/5705\/3736\/files\/Screenshot_2025-11-13_at_6.32.13_PM.png?v=1763087785\" alt=\"SBAF Review\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\n\u003cp style=\"margin-bottom: 1em;\"\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/JP-BAG5b85M?si=y2xuqB3d5nB7RPfD\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\n\u003cp style=\"margin-bottom: 1em;\"\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/M7mTz2Z6XBc?si=ERrRtGt-p1JrSTzo\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\n\u003cp style=\"margin-bottom: 1.5em;\"\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/64Zc7CoellI?si=vYEXDW6wj3PsARmW\u0026amp;start=1730\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\n\u003ch2\u003eDownloads\u003c\/h2\u003e\n\n\u003cp style=\"line-height: 1.7;\"\u003eBrochure\u003cbr\u003e\u003ca href=\"https:\/\/etaheadphones.com\/blogs\/eta-tuning-and-design\/uli\"\u003eBlog Post\u003c\/a\u003e\u003c\/p\u003e","brand":"ETA Audio","offers":[{"title":"Jet \/ 3.5 mm","offer_id":51006667030824,"sku":"Uli-3.5mm-jet","price":3499.0,"currency_code":"USD","in_stock":true},{"title":"Jet \/ 4.4 mm","offer_id":51006667063592,"sku":"Uli-4.4-jet","price":3499.0,"currency_code":"USD","in_stock":true},{"title":"Jet \/ 6.35 mm","offer_id":51006667096360,"sku":"Uli-635-jet","price":3499.0,"currency_code":"USD","in_stock":true},{"title":"Jet \/ XLR 4 pin","offer_id":51006667129128,"sku":"Uli-xlr-jet","price":3499.0,"currency_code":"USD","in_stock":true},{"title":"Ube \/ 3.5 mm","offer_id":51804241232168,"sku":"Uli-3.5mm-ube","price":3499.0,"currency_code":"USD","in_stock":true},{"title":"Ube \/ 4.4 mm","offer_id":51804241264936,"sku":"Uli-4.4-ube","price":3499.0,"currency_code":"USD","in_stock":true},{"title":"Ube \/ 6.35 mm","offer_id":51804241297704,"sku":"Uli-635-ube","price":3499.0,"currency_code":"USD","in_stock":true},{"title":"Ube \/ XLR 4 pin","offer_id":51804241330472,"sku":"Uli-xlr-ube","price":3499.0,"currency_code":"USD","in_stock":true},{"title":"Both \/ 3.5 mm","offer_id":51804241363240,"sku":"Uli-3.5mm-both","price":3499.0,"currency_code":"USD","in_stock":true},{"title":"Both \/ 4.4 mm","offer_id":51804241396008,"sku":"Uli-4.4-both","price":3499.0,"currency_code":"USD","in_stock":true},{"title":"Both \/ 6.35 mm","offer_id":51804241428776,"sku":"Uli-635-both","price":3499.0,"currency_code":"USD","in_stock":true},{"title":"Both \/ XLR 4 pin","offer_id":51804241461544,"sku":"Uli-xlr-both","price":3499.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0719\/5705\/3736\/files\/DSC_1292.jpg?v=1772661741"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0719\/5705\/3736\/collections\/DSC_0395_44a62448-84f1-48f2-98c9-19fdd7ea1b2f.jpg?v=1778619303","url":"https:\/\/etaheadphones.com\/collections\/2025.oembed","provider":"ETA Audio","version":"1.0","type":"link"}