{"product_id":"broadway-by-eleven-xi-audio-fully-balanced-battery-headphone-amplifier","title":"New! Eleven Audio Broadway Balanced Headphone Amplifier 2025 Edition","description":"\u003ch2\u003eDescription\u003c\/h2\u003e\n\u003cp\u003e\u003cem\u003eThe world's first high performance full balanced discrete class A headphone amplifier by \u003cstrong\u003eEleven Audio\u003c\/strong\u003e \u003csup\u003eTM\u003c\/sup\u003e\u003c\/em\u003e combines smooth detailed sound with the noise free black backgrounds. Amazing low level detail, smooth very real mids and vocals, and clear highs only begin to describe how good this amp is!\u003c\/p\u003e\n\u003cp\u003eInternal user replaceable batteries dramatically reduce AC line noise to negligible levels. This amp will run for hours without AC power, or plug in for continuous play, with the same highly refined sound on either power source. Circuitry is designed to float the batteries on the mains at all times for pure clean sound.\u003c\/p\u003e\n\u003cp\u003eAccepts only balanced XLR L\/R channel inputs. Four channels of amplification straight through to a high performance balanced headphone connection with 1.5 full watts of super smooth sounding class A bias amplification. DC coupled means huge low frequency bass resolution, the Broadway sounds way larger than it looks and can drive more power hungry headphones with ease. (For very demanding headphones see \u003ca href=\"https:\/\/abyss-headphones.com\/collections\/abyss-electronics\/products\/eleven-audio-xiaudio-formula-s\" title=\"Eleven Audio Formula S Amp\"\u003eEleven Audio Formula S Amplifier\u003c\/a\u003e)\u003c\/p\u003e\n\u003cp\u003eThis headphone amp simply sings! This \u003cem\u003e\u003cstrong\u003eABYSS Edition\u003c\/strong\u003e\u003c\/em\u003e amplifier was designed using ABYSS Diana series headphones and provides a beautiful sonic mate to complete your high-end headphone system.\u003c\/p\u003e\n\u003cp\u003eSpecifications:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFrequency Response: DC-100 KHz\u003c\/li\u003e\n\u003cli\u003ePower: 1.5 watts @ 32 ohms fully balanced class A operation (amplifier biased full on at all times, no edgy crossover distortion typical of other amplifiers)\u003c\/li\u003e\n\u003cli\u003eSignal to noise ratio 130 dB\u003c\/li\u003e\n\u003cli\u003eRun time: Approx. 6 hours on full battery, indefinitely while connected to the external AC power supply\u003c\/li\u003e\n\u003cli\u003eInputs: Stereo balanced 3 pin XLR's only\u003c\/li\u003e\n\u003cli\u003eHigh quality volume adjust potentiometer\u003c\/li\u003e\n\u003cli\u003eHeadphone Outputs: 4 pin balanced XLR and 4.4 mm Pentaconn\u003c\/li\u003e\n\u003cli\u003eBatteries: Replaceable Li Ion 18650 x 4 batteries add to power supply filtering\u003c\/li\u003e\n\u003cli\u003eAC Charge adaptor: 100-240 VAC, 50-60 Hz. (Unit has built-in battery management, auto-off on low battery, auto charge). \u003cspan\u003e Requires a standard grounded IEC C13 style AC cord (not included)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eDimension: 8.3 in W x 6.1 in D (plus volume knob) (212 mm L x 156 mm D, 190 mm including volume control),  1.9in \/ 48 mm H\u003c\/li\u003e\n\u003cli\u003eWeight: Approx. 1150 grams with battery\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eHIGHLY RECOMMENDED for our ABYSS Diana headphones\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cstrong\u003eRecommended cables are \u003ca href=\"https:\/\/abyss-headphones.com\/collections\/jps-labs-cables\/products\/jps-labs-ultraconductor-2-xlr-balanced-interconnect-cable\" title=\"JPS Labs Ultraconductor 2 Balanced cables\"\u003eJPS Labs  UltraConductor 2\u003c\/a\u003e Balanced XLR\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/GizUUloIPhg?rel=0\u0026amp;modestbranding=1\u0026amp;autohide=1\u0026amp;showinfo=0\u0026amp;controls=0\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"XIAUDIO","offers":[{"title":"Default Title","offer_id":15426156036139,"sku":"XIAUD-BRWY-BAL","price":3420.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2685\/4510\/files\/top2.png?v=1751397166","url":"https:\/\/abyss-headphones.com\/en-au\/products\/broadway-by-eleven-xi-audio-fully-balanced-battery-headphone-amplifier","provider":"ABYSS Headphones","version":"1.0","type":"link"}