{"product_id":"astell-kern-pd20-hi-res-portable-player","title":"Astell\u0026Kern PD20 Hi-Res Portable Player","description":"\u003cp\u003eThe \u003cstrong\u003eAstell\u0026amp;Kern PD20\u003c\/strong\u003e is a reference-grade portable digital audio player (DAP) that combines advanced digital architecture with personalized sound calibration. Built upon a Quad ESS ES9027PRO DAC setup and an in-house Enhanced Signal Alignment (ESA) engine, the PD20 delivers ultra-low distortion and precise phase timing across all high-resolution audio formats, including native 32-bit\/768kHz PCM and DSD512.\u003c\/p\u003e\n\n\u003cp\u003eA major highlight of the PD20 is its \u003cstrong\u003eTriple AMP Architecture\u003c\/strong\u003e, featuring physical hardware switches to toggle between Class A, Class AB, and Hybrid amplifier modes in real-time, complete with 3-stage current level adjustment. Designed for complete personalization, it integrates \u003cstrong\u003eAudiodo Personal Sound\u003c\/strong\u003e calibration to tailor left\/right output to your unique hearing profile, alongside a dedicated tactile \u003cstrong\u003eSound Master Wheel\u003c\/strong\u003e for hardware-based EQ adjustments.\u003c\/p\u003e\n\n\u003ch3\u003eKEY FEATURES \u0026amp; SYSTEM HIGHLIGHTS\u003c\/h3\u003e\n\n\u003cul\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eQuad ESS ES9027PRO DAC Array:\u003c\/strong\u003e Four independent DACs operate in a balanced configuration to eliminate inter-channel crosstalk and maximize signal separation.\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eTriple AMP Architecture \u0026amp; Current Control:\u003c\/strong\u003e Select between Class A, Class AB, or Hybrid amp modes via physical switches, with High\/Mid\/Low amp current modes to drive sensitive IEMs or demanding planar headphones.\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eAudiodo Hearing Calibration:\u003c\/strong\u003e Performs an automated hearing test to create a customized acoustic profile, correcting frequency imbalances for each ear.\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eSound Master Wheel EQ:\u003c\/strong\u003e Real-time hardware EQ dial provides tactile control across 5 frequency bands with 160 fine adjustment steps.\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eESA \u0026amp; Advanced DAR Processing:\u003c\/strong\u003e Enhanced Signal Alignment minimizes group delay, while Digital Audio Remaster upscales lower-resolution audio streams.\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eGenerous Built-In Storage \u0026amp; Expansion:\u003c\/strong\u003e Features 256GB of internal storage and supports microSD expansion up to 2TB.\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eHi-Res Wireless \u0026amp; Dual Outputs:\u003c\/strong\u003e Bluetooth 5.3 supporting LDAC, aptX HD, and LHDC codecs alongside 3.5mm unbalanced\/optical and 4.4mm balanced output ports.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch1\u003eSPECIFICATIONS\u003c\/h1\u003e\n\n\u003ctable style=\"width: 100%;\"\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eSpecification\u003c\/th\u003e\n      \u003cth\u003eDetail\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eProduct Category\u003c\/td\u003e\n      \u003ctd\u003eHi-Res Portable Digital Audio Player (DAP)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eBrand \/ Manufacturer\u003c\/td\u003e\n      \u003ctd\u003eAstell\u0026amp;Kern\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eModel Designation\u003c\/td\u003e\n      \u003ctd\u003ePD20\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eDAC Configuration\u003c\/td\u003e\n      \u003ctd\u003eQuad ESS ES9027PRO (4 x DAC Array)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eAmplification Modes\u003c\/td\u003e\n      \u003ctd\u003eTriple AMP (Class A \/ Class AB \/ Hybrid) with Physical Toggle Switch\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eAmp Current Adjustment\u003c\/td\u003e\n      \u003ctd\u003e3 Modes (High \/ Mid \/ Low) for Class A \u0026amp; Hybrid Settings\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMaximum Decoding Capabilities\u003c\/td\u003e\n      \u003ctd\u003ePCM: up to 32-bit \/ 768kHz | DSD: Native DSD512 (22.4MHz)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eSound Personalization\u003c\/td\u003e\n      \u003ctd\u003eAudiodo Automated Hearing Test \u0026amp; Custom EQ Profiling\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eDisplay\u003c\/td\u003e\n      \u003ctd\u003e6.0-inch Full HD (1080 x 2160) Touchscreen\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eInternal Storage\u003c\/td\u003e\n      \u003ctd\u003e256 GB NAND Flash\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eExpandable Storage\u003c\/td\u003e\n      \u003ctd\u003e1 x microSD Card Slot (Supports up to 2TB)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eAnalog \u0026amp; Digital Outputs\u003c\/td\u003e\n      \u003ctd\u003e3.5mm Unbalanced \/ Optical Out, 4.4mm Balanced Out (5-pole)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMaximum Output Level\u003c\/td\u003e\n      \u003ctd\u003eUnbalanced: 5 Vrms | Balanced: 10 Vrms (Unloaded)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eWireless Connectivity\u003c\/td\u003e\n      \u003ctd\u003eWi-Fi (2.4\/5GHz Dual-Band), Bluetooth 5.3 (LDAC, aptX HD, LHDC, AAC, SBC)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eBattery Capacity \u0026amp; Life\u003c\/td\u003e\n      \u003ctd\u003e5,770 mAh Li-Polymer | ~14 Hours Continuous Playback\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eCharging Specification\u003c\/td\u003e\n      \u003ctd\u003eUSB-C Port (Supports USB PD 3.0 Fast Charging, ~4 Hours Full Charge)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eChassis Material \u0026amp; Color\u003c\/td\u003e\n      \u003ctd\u003eAnodized Aluminum Construction | Silver\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eDimensions (W x H x D)\u003c\/td\u003e\n      \u003ctd\u003e77.5 x 155.7 x 17.3 mm (3.05\" x 6.12\" x 0.68\")\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eNet Weight\u003c\/td\u003e\n      \u003ctd\u003e313 g (11.04 oz)\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Astell\u0026Kern","offers":[{"title":"Default Title","offer_id":53776162685194,"sku":"ASKE-PD20","price":1799.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0917\/3283\/6618\/files\/astell-kern-pd20-hi-res-portable-player-51765-p_42152b05-bd70-416a-910a-14392f535afd.jpg?v=1789921496","url":"https:\/\/audioemotion.co.uk\/products\/astell-kern-pd20-hi-res-portable-player","provider":"Audio Emotion Limited","version":"1.0","type":"link"}