{"product_id":"cayin-ru3","title":"Cayin RU3 | Portable DAC and Amp","description":"\u003cp\u003e\u003cimg style=\"display: block; margin-left: auto; margin-right: auto; width: 65%;\" alt=\"Cayin gold logo with shadow\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0023\/9255\/5595\/files\/cayin-logo-gold-shadow.jpg?v=1691786430\"\u003e\u003c\/p\u003e\n\u003ch4\u003eEngineered for Precision and Portability, RU3 Packs High-Precision Decoding and Dynamic Power into a Sleek, Pocket-Sized Form\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eBuilt around ESS ES9069Q high-performance DAC\u003c\/li\u003e\n\u003cli\u003eHyper Mode full output: 560mW + 560mW (32ohms)\u003c\/li\u003e\n\u003cli\u003eDecoding up to 768kHz\/32bit DSD512\u003c\/li\u003e\n\u003cli\u003e0.96-inch IPS color display\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/bloomaudio.mom\/products\/cayin-ru3-case?_pos=2\u0026amp;_psq=ru3\u0026amp;_ss=e\u0026amp;_v=1.0\" title=\"Cayin RU3 case\"\u003eProtective case available\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg alt=\"Cayin RU3 portable dac\/amp x3 top down view rotated right on three color blocks\" height=\"1200\" width=\"2048\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0023\/9255\/5595\/files\/cayin-ru3-banner.webp?v=1761232089\"\u003e\u003c\/p\u003e\n\u003ch3\u003eAudiophile-Grade DAC\u003c\/h3\u003e\n\u003cp\u003eRU3 is powered by a single ESS ES9069Q DAC in a dual-channel configuration, built around ESS’s latest HyperStream IV Dual DAC architecture and advanced SABRE HiFi technology. Each channel features its own independent op-amp stage, delivering pinpoint signal precision and outstanding channel separation.\u003c\/p\u003e\n\u003cp\u003eA dedicated LDO power system and ultra–low phase noise crystal oscillator further refine performance, reducing distortion and crosstalk to vanishing levels. The result is a soundstage that opens up with greater width and depth, unveiling layers of crystal-clear detail and breathtaking musical realism.\u003c\/p\u003e\n\u003ch3\u003eUnleash Dynamic Performance\u003c\/h3\u003e\n\u003cp\u003eRU3 is built with two TI OPA1602 op-amps for high-precision I\/V conversion and line driving, paired with two SGM8262 low-noise amplifiers to form a fully balanced quad-drive design. \u003c\/p\u003e\n\u003cp\u003eIn Hyper Mode, RU3 delivers greater output power and extended dynamic range while maintaining exceptional stability and tonal purity. Distortion and noise are effectively minimized, ensuring accurate imaging, a wider soundstage, and a deeply immersive listening experience. \u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"Cayin RU3 dac\/amp x3 lying on desk in three colors birdseye view with open macbook and three smart phones on each side\" height=\"1200\" width=\"2048\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0023\/9255\/5595\/files\/cayin-ru3-lifestyle.webp?v=1761232627\"\u003e\u003c\/p\u003e\n\u003ch3\u003eHYP\/STD Dual Power Modes\u003c\/h3\u003e\n\u003cp\u003eRU3 integrates a high-efficiency power management system with intelligent energy control, delivering high output while maintaining optimal efficiency. Users can switch between HYP\/STD modes to adjust output levels for different listening environments. Its advanced regulation circuitry ensures stable, high-fidelity sound in both modes, completely free from USB power constraints. \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHyper (HYP) Mode\u003c\/strong\u003e\u003cbr\u003eUp to 50mW of power output. Effortlessly drives a wide range of headphones with full dynamics and clarity.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eStandard (STD) Mode\u003c\/strong\u003e\u003cbr\u003eReduces power load on mobile devices. Lowers consumption and heat for cooler, more efficient operation. \u003c\/p\u003e\n\u003ch3\u003eDual-Core Audio Architecture\u003c\/h3\u003e\n\u003cp\u003eRU3 is powered by the SPV5068 processor with a high-performance RISC-V dual-core audio architecture. This design offers low latency, high compatibility, and outstanding energy efficiency, significantly reducing distortion and noise for a cleaner background and richer detail. Supporting 32-bit \/ 768kHz PCM and native DSD512, RU3 delivers high-resolution playback that meets the demands of true audiophiles. \u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"Cayin RU3 dac\/amp processor whitebox\" height=\"1000\" width=\"2048\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0023\/9255\/5595\/files\/cayin-ru3-processor.webp?v=1761232412\"\u003e\u003c\/p\u003e\n\u003ch3\u003eAdditional Features\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eCayin Control App\u003c\/strong\u003e\u003cbr\u003eRU3 integrates seamlessly with the Cayin Control App, providing intuitive access to essential audio settings. RU3 features a 10-band high-precision lossless EQ for in-depth sound customization in the app. \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e3.5mm + 4.4mm Phone\/Line Output\u003c\/strong\u003e\u003cbr\u003eDespite its compact size, RU3 delivers outstanding output capability. Selectable high\/low gain modes match various headphone impedances. \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBroad Compatibility\u003c\/strong\u003e\u003cbr\u003eRU3 offers seamless compatibility with Android, iOS, Windows, and macOS systems, allowing flexible switching between UAC 1.0 and UAC 2.0 modules. \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eElegant and Portable\u003c\/strong\u003e\u003cbr\u003eThe DAC\/amp features a unibody CNC-milled chassis made from aerospace-grade aluminum alloy. Its anodized surface finish forms a dense oxide layer that enhances both durability and metallic texture. \u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUSB Audio Bridge:\u003c\/strong\u003e SPV5068 (RISC-V Dual-Core)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDAC Chip:\u003c\/strong\u003e ESS ES9069Q\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput:\u003c\/strong\u003e 3.5mm SE \/ 4.4mm BAL (PO\/LO shared)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Output\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e3.5mm: 180 mW + 180 mW (32ohms)\u003c\/li\u003e\n\u003cli\u003e4.4mm: 560 mW + 560 mW (32 ohms)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupported Formats:\u003c\/strong\u003e PCM 32-bit\/768kHz, Native DSD512\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSNR:\u003c\/strong\u003e 115dB (SE) \/ 117dB (BAL)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTHD+N:\u003c\/strong\u003e 0.0018% (SE) \/ 0.0015% (BAL)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency Response:\u003c\/strong\u003e 20Hz-50kHz (+- 0.2dB)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions: \u003c\/strong\u003e60mm x 25.4mm x 11mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 24g\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eIn the Box\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCayin RU3 DAC\/amp\u003c\/li\u003e\n\u003cli\u003eUSB-C cable\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Cayin","offers":[{"title":"Light Cyan","offer_id":41844000817227,"sku":"CAY-RU3-LC","price":99.0,"currency_code":"USD","in_stock":true},{"title":"Black","offer_id":41844000849995,"sku":"CAY-RU3-BLK","price":99.0,"currency_code":"USD","in_stock":true},{"title":"Purple","offer_id":41844000882763,"sku":"CAY-RU3-P","price":99.0,"currency_code":"USD","in_stock":true},{"title":"Black - Open Box","offer_id":41927121469515,"sku":"CAY-RU3-BLK-OB","price":85.0,"currency_code":"USD","in_stock":false},{"title":"Purple - Open Box","offer_id":42058528194635,"sku":"CAY-RU3-P-OB","price":99.0,"currency_code":"USD","in_stock":false},{"title":"Light Cyan - Open Box","offer_id":42419612385355,"sku":"CAY-RU3-LC-OB","price":99.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0023\/9255\/5595\/files\/cayin-0-ru3-thumb.webp?v=1760713426","url":"https:\/\/bloomaudio.mom\/products\/cayin-ru3","provider":"Bloom Audio","version":"1.0","type":"link"}