{"product_id":"cayin-ha-6a-mk2","title":"Cayin HA-6A MK2 | Desktop Tube Headphone Amplifier","description":"\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0023\/9255\/5595\/files\/cayin-logo-gold-shadow.jpg?v=1691786430\" alt=\"Cayin gold logo with shadow\" style=\"display: block; margin-left: auto; margin-right: auto; width: 65%;\"\u003e\u003c\/p\u003e\n\u003ch4\u003eThe Cayin HA-6A MK2 Builds Upon Its Predecessor With a Dual-Chassis Design, Updated Vacuum Tubes, and a Dedicated Pre-Out Output\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eSingle-ended Class-A vacuum tube headphone amp\u003c\/li\u003e\n\u003cli\u003eUpgraded amplification circuit\u003c\/li\u003e\n\u003cli\u003eOutboard power supply design for darker, cleaner background \u003c\/li\u003e\n\u003cli\u003eGold Lion Genelax KT88 tubes provide faithful reproduction\u003c\/li\u003e\n\u003cli\u003eIncludes preamplifier output to connect with power amplifier\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg alt=\"Cayin HA-6A MK2 banner\" height=\"1000\" width=\"2048\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0023\/9255\/5595\/files\/cayin-ha-6a-mk2-banner.webp?v=1757345562\"\u003e\u003c\/p\u003e\n\u003ch3\u003eHA-6A MK2\u003c\/h3\u003e\n\u003cp\u003eThe Cayin HA-6A MK2 is a single-ended Class A headphone amplifier powered by KT88 output tubes. The driver tubes amplify signal voltage under highly linear conditions, while the K188 tubes deliver complete, undivided output tor maximum musical integrity. Cayin designed the gain circuitry, independently adjusting the operation current of each vacuum tube stage and pairing it with a pure, stable power supply, ensuring the HA-6A MK2 fully expresses the rich tonality and musical depth that single-ended Class A design is renowned tor.\u003c\/p\u003e\n\u003cp\u003eDelivering 3000mW (TR) or 4500mW (UL) per channel, the HA-6A MK2 powers a wide range of headphones with both precision and musicality.\u003c\/p\u003e\n\u003ch3\u003eEngineered for Pure Performance\u003c\/h3\u003e\n\u003cp class=\"p1\"\u003eDesigned for uncompromising sound quality, the HA-6A MK2 features a dual-chassis design that isolates the power supply for lower noise and greater clarity. Each amplification stage is independently regulated to minimize interference, while a custom silver-plated copper umbilical cable ensures efficient, lossless current delivery.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0023\/9255\/5595\/files\/cayin-ha-6a-mk2-lifestyle.webp?v=1757345623\" width=\"2048\" height=\"1360\" alt=\"Cayin HA-6A MK2 power supply and amplifier dual-chassis sitting front center on desk with lamp\"\u003e\u003c\/p\u003e\n\u003ch3\u003eUpgraded Amplification Circuitry\u003c\/h3\u003e\n\u003cp\u003eThe headphone amplification circuit has been upgraded with high-quality components, delivering breakthroughs in both core performance and user experience. With wide compatibility and enhanced driving power, it can accommodate and power a greater variety of headphones. \u003c\/p\u003e\n\u003ch3\u003eTube Complement\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eHigh-Voltage Rectifier\u003c\/strong\u003e\u003cbr\u003eEquipped with two JJ GZ34 \/ 5AR4 rectifier tubes, delivering strong and stable current output. \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eVoltage Amplification Stage\u003c\/strong\u003e\u003cbr\u003eDriven by two JJ 12AU7 \/ ECC82 dual triodes, providing enhanced signal gain while preserving fine detail and layering. \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSingle-Ended Class A Power Amplification\u003c\/strong\u003e\u003cbr\u003eUtilizing a matched pair of Genalex KT88 tubes, faithfully reproducing the natural tonality of music with rich, engaging sound. \u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0023\/9255\/5595\/files\/cayin-ha-6a-mk2-tubes.webp?v=1757345747\" width=\"2048\" height=\"1360\" alt=\"Cayin HA-6A MK2 tubes closeup front left 3 quarter angle\"\u003e\u003c\/p\u003e\n\u003ch3\u003eImpedance Matched Headphone Output\u003c\/h3\u003e\n\u003cp class=\"p1\"\u003eIn-house output transformers provide impedance-matched outputs for low (8–64Ω), mid (65–250Ω), and high (251–600Ω) loads, ensuring natural, balanced sound. With 6.35mm, 4.4mm, and 4-pin XLR outputs, it delivers up to 4500mW per channel for demanding headphones, while the optimized 4.4mm jack suits sensitive IEMs with reduced output and improved S\/N performance.\u003c\/p\u003e\n\u003ch3\u003eAdditional Features\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDual Operation Mode\u003c\/strong\u003e\u003cbr\u003eChange your sound signature with the flip of a switch. Triode mode offers a smooth sound with rich harmonics and lush, holographic imaging. Ultralinear Mode improves the dynamics and punch, with a clean authoritative sound and enhanced extensive on both ends of the frequency spectrum.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eVolume Control\u003c\/strong\u003e\u003cbr\u003eA Premium Japanese ALPS potentiometer delivers smooth, precise and reliable volume adjustment.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMore Than a Headphone Amp\u003c\/strong\u003e\u003cbr\u003eThe HA-6A MK2 introduces a dedicated PRE-OUT output, elevating it from a headphone amplifier into the centerpiece of your audio system. Connect it to external power amplifiers or active speakers to create a refined desktop or small-scale Hi-Fi setup.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0023\/9255\/5595\/files\/cayin-ha-6a-mk2-pre-out.webp?v=1757345832\" width=\"2048\" height=\"1360\" alt=\"Cayin HA-6A MK2 amplifier rear closeup of pre-out output\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIn-House Developed Transformers\u003c\/strong\u003e\u003cbr\u003eCayin has always insisted on developing high-quality transformers in-house. The custom toroidal power transformer uses a high-purity copper winding design, which produces lower magnetic noise compared to standard transformers. \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAudioCapX Coupling Capacitors\u003c\/strong\u003e\u003cbr\u003eAccurately isolate DC current, improving the precision and stability of audio signal transmission.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHigh-Grade Electrolytic Capacitors (Japan)\u003c\/strong\u003e\u003cbr\u003eProvide fast power delivery and filter out ripple current, reducing sonic coloration. \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e60-Second Soft Start Function\u003c\/strong\u003e\u003cbr\u003eEnsures silent startup with a delayed warm-up, allowing the tubes to fully stabilize and deliver the best sound performance. \u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003ePower Supply: 160 x 297 x 185mm\u003c\/li\u003e\n\u003cli\u003eAmplifier: 285 x 297 x 185mm \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNet Weight\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003ePower Supply: 8.2KG\u003c\/li\u003e\n\u003cli\u003eAmplifier: 11.2KG\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0023\/9255\/5595\/files\/cayin-ha6a-mk2-specs.jpg?v=1757344672\" title=\"Cayin HA-6A MK2 specifications\"\u003eFull list of specifications\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0023\/9255\/5595\/files\/cayin-ha6a-mk2-updates.jpg?v=1757344784\"\u003eCayin HA-6A + HA-6A MK2 comparison\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eIn the Box\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCayin HA-6A MK2 power supply + amplifier\u003c\/li\u003e\n\u003cli\u003eTubes\u003c\/li\u003e\n\u003cli\u003ePower cable\u003c\/li\u003e\n\u003cli\u003eUser manual\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Cayin","offers":[{"title":"Black","offer_id":41732719444043,"sku":"CAY-HA6A-MK2-B","price":2999.0,"currency_code":"USD","in_stock":true},{"title":"Silver","offer_id":41732719476811,"sku":"CAY-HA6A-MK2-S","price":2999.0,"currency_code":"USD","in_stock":true},{"title":"Silver - Open Box","offer_id":42067845677131,"sku":"CAY-HA6A-MK2-S-OB","price":2699.0,"currency_code":"USD","in_stock":false},{"title":"Black - Open Box","offer_id":43027134545995,"sku":"CAY-HA6A-MK2-B-OB","price":2999.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0023\/9255\/5595\/files\/cayin-2-ha-6a-mk2-blk-thumb.webp?v=1757346524","url":"https:\/\/bloomaudio.mom\/products\/cayin-ha-6a-mk2","provider":"Bloom Audio","version":"1.0","type":"link"}