{"product_id":"astell-kern-pd-20-digital-audio-player","title":"Astell\u0026Kern PD20 Digital Audio Player","description":"\u003cul\u003e\n\u003cli\u003eThe first DAP to support personalized sound through a hearing test\u003c\/li\u003e\n\u003cli\u003e160-step EQ control via the Sound Master Wheel\u003c\/li\u003e\n\u003cli\u003eTriple AMP Class with real-time switching\u003c\/li\u003e\n\u003cli\u003eClass A current control with High \/ Mid \/ Low modes\u003c\/li\u003e\n\u003cli\u003eProprietary ESA (Enhanced Signal Alignment) technology to minimize group delay\u003c\/li\u003e\n\u003cli\u003eAdvanced DAR\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u0026nbsp;\u003c\/p\u003e\n\u003ch3\u003eCraft Your Sound\u003cbr\u003e\u003c\/h3\u003e\n\u003cp\u003eFinding the sound that truly suits you is the first step toward the essence of music. PD20 is designed to guide you on that journey.\u003cbr\u003eOur first step in this journey was to start from the very beginning. Rather than creating a successor to the PD10, we created an entirely new audio device that will redefine your musical experience.\u003c\/p\u003e\n\u003cp\u003eThrough Personal Sound, you can create a sound signature tailored to your hearing, then precisely refine it to your taste using the Sound Master Wheel. An intuitive control that allows even the amplifier driving mode to be changed with a single touch. Now, music is not just something you listen to. It is something you shape.\u003c\/p\u003e\n\u003cp\u003e\u0026nbsp;\u003c\/p\u003e\n\u003ch3\u003eExceptional resolution and high-purity sound, ES9027PRO Quad-DAC\u003c\/h3\u003e\n\u003cp\u003eDesigned with a singular focus on sound quality, PD20 adopts the ESS ES9027PRO DAC in a Quad-DAC configuration.\u003cbr\u003eFour DACs operate independently to minimize inter-channel interference and deliver precise signal separation. As a result, even the finest nuances in sound are revealed with greater clarity, creating a natural, analog-like presentation through clean, distortion-free layering.\u003c\/p\u003e\n\u003cp\u003e\u0026nbsp;\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0766\/5424\/8169\/files\/ES9027PRO_x_Oamp_2ad9de38-9abd-45b1-8c2f-0b961ae4559b.png?v=1775123935\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u0026nbsp;\u003c\/p\u003e\n\u003ch3\u003eMinimizing Group Delay with Proprietary ESA (Enhanced Signal Alignment) Technology\u003c\/h3\u003e\n\u003cp\u003eThrough its in-house developed ESA (Enhanced Signal Alignment) technology, PD20 significantly improves one of the fundamental challenges in audio reproduction—group delay. ESA precisely aligns frequency signals so they arrive more uniformly, minimizing frequency distortion and enhancing clarity and cleanliness of sound.\u003c\/p\u003e\n\u003cp\u003e\u0026nbsp;\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0766\/5424\/8169\/files\/ESA_apply_1f60b5d9-6882-4585-a681-0a5d8c152592.png?v=1775126163\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e(Left pic: ESA Not Applied) (Right pic: ESA Applied)\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(179, 179, 179);\"\u003e*What is Group Delay?\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(179, 179, 179);\"\u003eGroup delay refers to the difference in time it takes for each frequency to pass through an internal audio system. In simple terms, it describes a phenomenon where different frequencies within an audio signal do not arrive simultaneously, resulting in slight timing delays across frequencies.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u0026nbsp;\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdncloudcart.com\/14803\/files\/image\/teraton_alpha.jpg\"\u003e\u003c\/p\u003e\n\u003cp\u003eTo create the ultimate DAP unlike anything experienced before, we went beyond simply adopting the latest DACs and new specifications. We further evolved and applied TERATON ALPHA, Astell\u0026amp;Kern’s Ultimate Sound Solution, incorporating its advanced and innovative audio technologies.\u003c\/p\u003e\n\u003cp\u003eRefined through continuous research, TERATON ALPHA represents Astell\u0026amp;Kern’s integrated audio engineering expertise. Through effective power noise reduction, efficient power consumption with stable amplification, and a precisely engineered audio output interface, it delivers sound that remains faithful to the original source.\u003c\/p\u003e\n\u003cp\u003e\u0026nbsp;\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.astellnkern.com\/editor\/img\/202208\/20220831141537_f9441859-4b87-4207-b0b1-cab84134c0c5.gif\"\u003e\u003c\/p\u003e\n\u003ch3\u003eTriple AMP Architecture\u003c\/h3\u003e\n\u003cp\u003ePD20 features three distinct amplifier classes, allowing you to directly choose both sonic character and driving performance.\u003c\/p\u003e\n\u003cp\u003eClass A mode delivers rich, high-density sound with minimal signal distortion, expressing a smooth, analog-like texture.\u003cbr\u003eClass AB mode offers excellent balance and efficiency, providing stable dynamics and articulate detail.\u003cbr\u003eHybrid mode combines the refined texture of Class A with the efficiency and power of Class AB, creating a new level of sonic balance.\u003c\/p\u003e\n\u003cp\u003eSwitching between amplifier classes is achieved through a physical slide key rather than a software menu, enabling intuitive, immediate control based on your listening situation. Choose the amplifier class that best matches your music and listening environment.\u003c\/p\u003e\n\u003cp\u003e\u0026nbsp;\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.astellnkern.com\/editor\/img\/202602\/20260202174317_87dc2284-7619-4185-916a-d558c1bd300a.png\" alt=\"img\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.astellnkern.com\/editor\/img\/202602\/20260225155358_8aeafbb3-9c6e-4d14-9601-7b9d6393fc7c.png\" alt=\"img\"\u003e\u003c\/p\u003e\n\u003ch3\u003eAdjustable Class-A Current\u003c\/h3\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eHigh\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003eMaximizes power delivery to create a wide soundstage and explosive dynamics. Even high-impedance headphones are driven with unwavering authority and a spacious, stable presentation.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eMid\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003eProvides an optimal balance between sound density and resolution. It preserves vocal texture while delivering a well-balanced sound that remains comfortable even during extended listening sessions.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eLow\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003eEmploys delicate, precise current control to suppress background noise and enhance sonic purity. Ideal for high-sensitivity IEMs, revealing even the finest nuances and micro-details.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(179, 179, 179);\"\u003e*Current adjustment is available in Class A and Hybrid modes only.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u0026nbsp;\u003c\/p\u003e\n\u003ch3\u003eA One-of-a-Kind Sound Tuned to Your Hearing\u003c\/h3\u003e\n\u003cp\u003ePD20 delivers optimal sound tailored to your individual hearing.\u003cbr\u003eDeveloped in collaboration with global audio solution leader Audiodo, Personal Sound is used in a DAP for the first time, creating a personalized profile exclusively for you and redefining how you experience sound.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0766\/5424\/8169\/files\/big-eng.png?v=1775123357\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u0026nbsp;\u003c\/p\u003e\n\u003cp\u003eBy precisely analyzing your hearing characteristics and independently compensating for left and right ears, it dramatically enhances clarity and balance. Regardless of genre, volume level, or the headphones or IEMs you use, you can enjoy a consistently optimized listening experience.\u003c\/p\u003e\n\u003cp\u003eWith a simple hearing test, your personal listening experience is complete.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(128, 128, 128);\"\u003e* Dedicated earphones are included for accurate hearing measurement.\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(128, 128, 128);\"\u003e* Personal Sound supports audio playback up to 32bit \/ 192kHz.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u0026nbsp;\u003c\/p\u003e\n\u003ch3\u003eAudiodo Audiosphere: Immersive Spatial Sound from Any Stereo Source\u003cbr\u003e\u003c\/h3\u003e\n\u003cp\u003eAudiosphere goes beyond conventional stereo, delivering a powerful sense of spatial immersion. It expands two-channel audio into a virtual three-dimensional sound field and offers four presets: Subtle, Balanced, Immersive, and Echoic.\u003c\/p\u003e\n\u003cp\u003eFrom the expansive resonance of orchestral performances to the realism of video content, you can select the sound atmosphere that best suits your listening preference.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(128, 128, 128);\"\u003e* Audiosphere supports audio playback up to 32bit \/ 96kHz.\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u0026nbsp;\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"圖片\" src=\"https:\/\/cdn.astellnkern.com\/editor\/img\/202602\/20260227161104_34c8a0e5-33c5-4c94-8685-583614e48098.png\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u0026nbsp;\u003c\/p\u003e\n\u003ch3\u003eAudiodo Equalizer: Effortless, Intuitive EQ Control\u003cbr\u003e\u003c\/h3\u003e\n\u003cp\u003eAudiodo’s Equalizer offers intuitive control centered on Bass, Mid, and Treble. Working in harmony with the Personal Sound profile, it operates on an already corrected sound foundation, ensuring stable and consistent performance.\u003c\/p\u003e\n\u003cp\u003eWith the Tilting function, you can naturally adjust the overall tonal balance toward either the low or high frequencies, while preserving the original sound character.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(128, 128, 128);\"\u003e* Equalizer supports audio playback up to 32bit \/ 192kHz.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.astellnkern.com\/editor\/img\/202602\/20260223171733_12263801-3fbf-4671-b9f4-54d67f9b85d2.png\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u0026nbsp;\u003c\/p\u003e\n\u003ch3\u003eSound Master Wheel,\u0026nbsp;Crafting Your Own Sound in 160 Steps\u003c\/h3\u003e\n\u003cp\u003eThe Sound Master Wheel, a key design element of the PD20, is seamlessly integrated with the Audiodo equalizer.\u003cbr\u003eEach band—Bass, Mid, and Treble—can be finely adjusted across 160 steps, from –8.0 dB to +8.0 dB, allowing even the most subtle preferences to be precisely reflected in your sound.\u003c\/p\u003e\n\u003cp\u003eWithout interrupting your music, you can shape and refine the sound purely through the tactile feel of the wheel.\u003c\/p\u003e\n\u003ch3\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0766\/5424\/8169\/files\/af625b55445601f0f5ef6535f085a7f5.png?v=1775121773\"\u003e\u003c\/h3\u003e\n\u003cp\u003e\u0026nbsp;\u003c\/p\u003e\n\u003ch3\u003eBringing You Closer to the Original Sound, Advanced Digital Audio Remaster\u003c\/h3\u003e\n\u003cp\u003eAdvanced DAR is a second-generation DAR technology designed to deliver a more natural and refined sound.\u003cbr\u003eRather than sending the audio signal directly to the DAR engine, the signal first passes through VSE (Virtual Sound Extender), where lost harmonics are virtually restored to enhance sound quality.\u003cbr\u003eAfter this initial enhancement, DAR processing is applied in a second stage to achieve more complete and sophisticated upsampling. Through this process, listeners can experience a deeper, more immersive sound that remains faithful to the original recording.\u003c\/p\u003e\n\u003cp\u003e\u0026nbsp;\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"圖片\" src=\"https:\/\/cdn.astellnkern.com\/editor\/img\/202507\/20250729091347_aaad45f9-3443-4ac0-992f-67e2c7b49c56.png\"\u003e\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e(Lossy audio above 16kHz \u0026gt; Data restoration through VSE \u0026gt; DAR applied after data restoration)\u003c\/p\u003e\n\u003cp\u003e\u0026nbsp;\u003c\/p\u003e\n\u003ch3\u003eReal-Time Information Visualized Through Light\u003c\/h3\u003e\n\u003cp\u003eThe LED light surrounding the power button displays the bit depth information of the currently playing track, while also enhancing the button’s presence with a refined visual accent, adding an extra layer of enjoyment to the listening experience.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(128, 128, 128);\"\u003e* The LED light can be turned on or off according to user settings.\u003c\/span\u003e\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 5px;\"\u003e\u003cimg style=\"width: 100%; height: auto;\" src=\"https:\/\/cdn.astellnkern.com\/editor\/img\/202602\/20260202153542_10b465ae-3033-4275-9e2c-d4221f93c5be.png\"\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 5px;\"\u003e\u003cimg style=\"width: 100%; height: auto;\" src=\"https:\/\/cdn.astellnkern.com\/editor\/img\/202602\/20260202153545_96cc9f3d-e821-4816-aa73-3b3f2d54eba2.png\"\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 5px;\"\u003e\u003cimg style=\"width: 100%; height: auto;\" src=\"https:\/\/cdn.astellnkern.com\/editor\/img\/202602\/20260202153549_b2316de3-03d9-46ba-844f-9342bd776cb8.png\"\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 5px;\"\u003e\u003cimg style=\"width: 100%; height: auto;\" src=\"https:\/\/cdn.astellnkern.com\/editor\/img\/202602\/20260202153723_15cf5a90-1be7-4193-8aa8-5d8262308a56.png\"\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u0026nbsp;\u003c\/p\u003e\n\u003cp\u003e\u0026nbsp;\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"Background Image\" src=\"https:\/\/cdn.astellnkern.com\/editor\/img\/202602\/20260226094041_a735deeb-f8d1-4f81-9394-2e1b08a5ac10.png\"\u003e\u003c\/p\u003e\n\u003ch4\u003eSupports Native DSD512 and 32-bit \/ 768 kHz Playback\u003c\/h4\u003e\n\u003cp\u003ePowered by Astell\u0026amp;Kern’s proprietary technologies to deliver premium sound, PD20 supports Native DSD512 and playback of up to 32-bit \/ 768 kHz, allowing you to enjoy your music with exceptional fidelity and freedom.\u003c\/p\u003e\n\u003cp\u003e\u0026nbsp;\u003c\/p\u003e\n\u003ch4\u003eReplayGain for Consistent Volume Levels\u003c\/h4\u003e\n\u003cp\u003eReplayGain automatically adjusts the playback volume, normalizing tracks with different loudness levels to a consistent volume. With ReplayGain, you can enjoy your personal playlists with a more balanced and comfortable listening experience.\u003cbr\u003e* ReplayGain supports audio files up to 24-bit \/ 192 kHz.\u003c\/p\u003e\n\u003cp\u003e\u0026nbsp;\u003c\/p\u003e\n\u003ch4\u003eCrossfeedA Speaker-Like Listening Experience Through Headphones\u003c\/h4\u003e\n\u003cp\u003eCrossfeed blends a portion of the opposite channel signal and applies a slight time delay before routing it to each channel, positioning the sound image toward the center. This creates a more natural, speaker-like listening experience and helps reduce listening fatigue. With detailed adjustments for Shelf Cutoff, Shelf Gain, and Mixer Level, users can fine-tune the settings to match their personal listening preferences.\u003c\/p\u003e\n\u003cp\u003e\u0026nbsp;\u003c\/p\u003e\n\u003ch4\u003eWireless Hi-Fi Sound via BT Sink\u003c\/h4\u003e\n\u003cp\u003eThe BT Sink function allows PD20 to connect wirelessly to external devices via Bluetooth, similar to connecting a smartphone to a Bluetooth speaker. Music played on the external device is transmitted to PD20 through the BT Sink function, enabling high-quality wireless audio playback.\u003c\/p\u003e\n\u003cp\u003e\u0026nbsp;\u003c\/p\u003e\n\u003ch4\u003eSupports USB PD 3.0 Fast Charging\u003c\/h4\u003e\n\u003cp\u003eWith support for USB PD 3.0 fast charging, PD20 can be fully charged in approximately 4 hours.\u003c\/p\u003e\n\u003cp\u003e\u0026nbsp;\u003c\/p\u003e\n\u003ch4\u003eEquipped with a 6-inch FHD+ display\u003c\/h4\u003e\n\u003cp\u003eExperience more convenient and comfortable use of PD20 with its expanded 6-inch Full HD display, offering a larger viewing area and enhanced image quality.\u003c\/p\u003e\n\u003cp\u003e\u0026nbsp;\u003c\/p\u003e\n\u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003cspan\u003e\u0026nbsp;\u003c\/span\u003e\n\u003cp\u003ePD20\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eBody Color\u003c\/strong\u003e\u003cspan\u003e\u0026nbsp;\u003c\/span\u003e\n\u003cp\u003eSilver\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eBody Material\u003c\/strong\u003e\u003cspan\u003e\u0026nbsp;\u003c\/span\u003e\n\u003cp\u003eAluminum\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eDisplay\u003c\/strong\u003e\u003cspan\u003e\u0026nbsp;\u003c\/span\u003e\n\u003cp\u003e6inch 2160 x 1080 Touch screen\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eSupported Audio Formats\u003c\/strong\u003e\u003cspan\u003e\u0026nbsp;\u003c\/span\u003e\n\u003cp\u003eWAV, FLAC, WMA, MP3, OGG, APE, AAC, ALAC, AIFF, DFF, DSF\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eSample rate\u003c\/strong\u003e\u003cspan\u003e\u0026nbsp;\u003c\/span\u003e\n\u003cp\u003ePCM : 8kHz ~ 768kHz (8\/16\/24\/32bits per Sample)\u003cbr\u003eDSD Native: DSD64(1bit 2.8MHz), Stereo\u0026nbsp;\/ DSD128(1bit 5.6MHz), Stereo\u003cbr\u003eDSD256(1bit 11.2MHz), Stereo \/ DSD512(1bit 22.4MHz), Stereo\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eOutput Level\u003c\/strong\u003e\u003cspan\u003e\u0026nbsp;\u003c\/span\u003e\n\u003cp\u003eUnbalanced 5Vrms │ Balanced 10Vrms (Condition No Load)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCPU\u003c\/strong\u003e\u003cspan\u003e\u0026nbsp;\u003c\/span\u003e\n\u003cp\u003eOcta-Core\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eDAC\u003c\/strong\u003e\u003cspan\u003e\u0026nbsp;\u003c\/span\u003e\n\u003cp\u003eESS ES9027PRO x4 (Quad-DAC)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eDecoding\u003c\/strong\u003e\u003cspan\u003e\u0026nbsp;\u003c\/span\u003e\n\u003cp\u003eSupport up to 32bit \/ 768kHz Bit to Bit playback\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eInput\u003c\/strong\u003e\u003cspan\u003e\u0026nbsp;\u003c\/span\u003e\n\u003cp\u003eUSB Type-C input (for Charging \u0026amp; PC \u0026amp; MAC)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eOutputs\u003c\/strong\u003e\u003cspan\u003e\u0026nbsp;\u003c\/span\u003e\n\u003cp\u003eUnbalanced Out (3.5mm), Optical Out(3.5mm)\u003cbr\u003eBalanced Out (4.4mm, only 5-pole supported)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eWi-Fi\u003c\/strong\u003e\u003cspan\u003e\u0026nbsp;\u003c\/span\u003e\n\u003cp\u003e802.11 a\/b\/g\/n\/ac (2.4\/5GHz)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eBluetooth\u003c\/strong\u003e\u003cspan\u003e\u0026nbsp;\u003c\/span\u003e\n\u003cp\u003eV5.3 (A2DP, AVRCP, Qualcomm® aptX™ HD, LDAC, LHDC, SBC, AAC)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003cspan\u003e\u0026nbsp;\u003c\/span\u003e\n\u003cp\u003e3.05” (77.5mm)[W] x 6.12” (155.7mm)[H] x 0.68” (17.3mm)[D]\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003cspan\u003e\u0026nbsp;\u003c\/span\u003e\n\u003cp\u003eabout 11.04oz (313g)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eFeature Enhancements\u003c\/strong\u003e\u003cspan\u003e\u0026nbsp;\u003c\/span\u003e\n\u003cp\u003eFirmware upgrade supported (OTA)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003cspan\u003e\u0026nbsp;\u003c\/span\u003e\n\u003cp\u003e0℃ ~ + 40℃ (32℉~ 104℉)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eBuilt-in Memory\u003c\/strong\u003e\u003cspan\u003e\u0026nbsp;\u003c\/span\u003e\n\u003cp\u003e256GB [NAND]\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eExternal Memory\u003c\/strong\u003e\u003cspan\u003e\u0026nbsp;\u003c\/span\u003e\n\u003cp\u003emicroSD x1 (Max. 2TB)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eCapacity\u003c\/strong\u003e\u003cspan\u003e\u0026nbsp;\u003c\/span\u003e\n\u003cp\u003e5,770mAh 3.8V Li-Polymer\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCharge Time\u003c\/strong\u003e\u003cspan\u003e\u0026nbsp;\u003c\/span\u003e\n\u003cp\u003eabout 4hours (PD3.0 Charging)\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003ePlayback Time\u003c\/strong\u003e\u003cspan\u003e\u0026nbsp;\u003c\/span\u003e\n\u003cp\u003eabout 14hours (Standard : FLAC, 16bit, 44.1kHz, Vol.50, Class AB, LCD Off)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eSupported OS\u003c\/strong\u003e\u003cspan\u003e\u0026nbsp;\u003c\/span\u003e\n\u003cp\u003eWindows 8,10,11(32\/64bit) MAC OS X 10.7\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Astell\u0026Kern","offers":[{"title":"Default Title","offer_id":50776168333545,"sku":null,"price":14980.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/5424\/8169\/files\/pd20_1000px.jpg?v=1777882052","url":"https:\/\/www.futex.hk\/en\/products\/astell-kern-pd-20-digital-audio-player","provider":"Futex","version":"1.0","type":"link"}