{"product_id":"smsl-po100-pro-usb-digital-interface","title":"SMSL PO100 PRO USB Digital Interface with MQA Decoding and I2S Output","description":"\u003cp\u003e\u003cstrong\u003eUSB Digital Interface with I2S Output and Built-In AKM DAC\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThe SMSL PO100 PRO is an advanced USB digital interface that goes beyond simple USB-to-SPDIF conversion. Built around the XMOS XU316 processor with SMSL's CK-03 ultra-low-jitter clock circuit, it features a built-in AKM AK4493S DAC chip that enables full MQA decoding without additional software, plus optical, coaxial, and I2S (HDMI LVDS) digital outputs in two selectable modes — decoder and digital turntable. The PO100 PRO serves as both a high-quality USB bridge for any DAC and a complete MQA decoding solution in a compact aluminum chassis.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eBuilt-In AKM AK4493S DAC with MQA Decoding\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eUnlike standard USB interfaces, the PO100 PRO integrates an AKM AK4493S digital-to-analog converter chip. This enables full MQA hardware decoding without requiring specialized playback software like foobar2000 or Audirvana. Simply connect via USB and the PO100 PRO unfolds MQA-encoded content with studio-authenticated precision through its digital outputs.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eI2S, Optical, and Coaxial Digital Outputs\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThree digital output formats provide maximum flexibility: I2S (HDMI LVDS) for the highest-quality direct digital connection to compatible DACs, optical TOSLINK for galvanically isolated connections, and coaxial RCA SPDIF for wide compatibility. The PO100 PRO supports two output modes — decoder mode for MQA unfolding and digital turntable mode for direct USB-to-digital conversion.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eXMOS XU316 with CK-03 Clock Circuit\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 3rd-generation XMOS XU316 processor provides asynchronous USB transmission for jitter-free data transfer, while SMSL's CK-03 clock circuit — an upgrade from the CK-02 found in the standard PO100 — delivers even lower clock jitter and improved timing accuracy across all digital outputs.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eUSB-C Input with Broad Compatibility\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA modern USB-C input connects to computers, phones, tablets, and USB-enabled streamers. Compatible with Windows, macOS (driver-free), Android, iOS, and Linux. The PO100 PRO appears instantly in system audio settings for plug-and-play operation.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCompact Aluminum Design\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eHoused in a precision-machined aluminum chassis, the PO100 PRO provides effective EMI shielding and heat dissipation in a footprint small enough to disappear into any desktop audio setup. USB bus power eliminates the need for external power supplies.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eChipset:\u003c\/strong\u003e XMOS XU-316 (3rd Generation)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt-In DAC:\u003c\/strong\u003e AKM AK4493S\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClock Circuit:\u003c\/strong\u003e SMSL CK-03 (Ultra-Low Jitter)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput:\u003c\/strong\u003e USB-C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutputs:\u003c\/strong\u003e I2S (HDMI LVDS) \/ Optical (TOSLINK) \/ Coaxial (RCA)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput Modes:\u003c\/strong\u003e Decoder \/ Digital Turntable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMQA:\u003c\/strong\u003e Full Hardware Decoding (No Specialized Software Required)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUSB:\u003c\/strong\u003e Asynchronous Transmission\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e USB Bus Powered\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Windows \/ macOS \/ Android \/ iOS \/ Linux\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSMSL PO100 PRO USB Digital Interface\u003c\/li\u003e\n\u003cli\u003eUSB-C Cable\u003c\/li\u003e\n\u003cli\u003eUser Manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\n\n\n\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0769\/7085\/2544\/files\/smsl-po100pro-xmos-xu316-interface-overview.jpg\" alt=\"Smsl Po100Pro Xmos Xu316 Interface Overview\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0769\/7085\/2544\/files\/smsl-po100pro-built-in-ak4493s-mqa-decoding.jpg\" alt=\"Smsl Po100Pro Built In Ak4493S Mqa Decoding\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0769\/7085\/2544\/files\/smsl-po100pro-optical-coaxial-i2s-outputs.jpg\" alt=\"Smsl Po100Pro Optical Coaxial I2S Outputs\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0769\/7085\/2544\/files\/smsl-po100pro-dsd64-dop-digital-output.jpg\" alt=\"Smsl Po100Pro Dsd64 Dop Digital Output\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0769\/7085\/2544\/files\/smsl-po100pro-usb-c-input-connectivity.jpg\" alt=\"Smsl Po100Pro Usb C Input Connectivity\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0769\/7085\/2544\/files\/smsl-po100pro-ck03-clock-circuit-design.jpg\" alt=\"Smsl Po100Pro Ck03 Clock Circuit Design\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0769\/7085\/2544\/files\/smsl-po100pro-compact-aluminum-chassis.jpg\" alt=\"Smsl Po100Pro Compact Aluminum Chassis\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0769\/7085\/2544\/files\/smsl-po100pro-system-connection-setup.jpg\" alt=\"Smsl Po100Pro System Connection Setup\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0769\/7085\/2544\/files\/smsl-po100pro-technical-specifications-chart.jpg\" alt=\"Smsl Po100Pro Technical Specifications Chart\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0769\/7085\/2544\/files\/smsl-po100pro-package-contents-accessories.jpg\" alt=\"Smsl Po100Pro Package Contents Accessories\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0769\/7085\/2544\/files\/smsl-po100pro-driver-free-compatibility.jpg\" alt=\"Smsl Po100Pro Driver Free Compatibility\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0769\/7085\/2544\/files\/smsl-po100pro-warranty-and-support-info.jpg\" alt=\"Smsl Po100Pro Warranty And Support Info\"\u003e\u003c\/p\u003e","brand":"SMSL","offers":[{"title":"Default Title","offer_id":48762595901632,"sku":"10015988","price":591.73,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0769\/7085\/2544\/files\/smsl-po100-pro-usb-interface-front-view.webp?v=1786328673","url":"https:\/\/hifichic.com\/products\/smsl-po100-pro-usb-digital-interface","provider":"HIFICHIC","version":"1.0","type":"link"}