{"product_id":"hifiberry-dac2-adc-pro","title":"HiFiBerry DAC2 ADC Pro","description":"\u003cp\u003eThe HiFiBerry DAC2 ADC Pro is a high-resolution digital-to-analog and analog-to-digital converter for the \u003ca href=\"\/zh\/products\/raspberry-pi-5\"\u003eRaspberry Pi\u003c\/a\u003e, which \u003cstrong\u003ecombines our well-known \u003ca href=\"\/zh\/products\/hifiberry-dac2-pro\"\u003eDAC2 Pro\u003c\/a\u003e with an analogue input\u003c\/strong\u003e.\u003c\/p\u003e \u003cp\u003eBoth input and output support sample rates up to 192kHz. It is our first DAC\/ADC board that also supports our \u003ca href=\"\/zh\/products\/hifiberry-dsp-add-on\"\u003eDSP add-on\u003c\/a\u003e.\u003c\/p\u003e \u003cp\u003eThis is a special sound card for the Raspberry Pi, optimised for one specific use case: the best audio playback and recording quality! It is specifically designed for applications that do not only need playback, but also recording functionalities.\u003c\/p\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eStereo input and output\u003c\/li\u003e \u003cli\u003eDedicated 192kHz\/24bit high-quality Burr-Brown DAC\u003c\/li\u003e \u003cli\u003eDedicated 192kHz\/24bit high-quality Burr-Brown ADC\u003c\/li\u003e \u003cli\u003eHardware volume control for DAC and ADC. You can control the input and output parameters using “alsamixer” or any application that supports ALSA mixer controls.\u003c\/li\u003e \u003cli\u003eSupport for the HiFiBerry DSP add-on\u003c\/li\u003e \u003cli\u003eConnects directly to the Raspberry Pi, no additional cables needed\u003c\/li\u003e \u003cli\u003eNo soldering, comes as a pre-fabricated kit\u003c\/li\u003e \u003cli\u003eConforms to the Raspberry Pi hardware-attached-on-top (HAT) specification\u003c\/li\u003e \u003cli\u003eCompatible with all Raspberry Pi models with a 40-pin GPIO connector\u003c\/li\u003e \u003cli\u003eDirectly powered from the Raspberry Pi, no additional power supply\u003c\/li\u003e \u003cli\u003eThree ultra-low-noise linear voltage regulators for optimal audio performance\u003c\/li\u003e \u003cli\u003eLow-jitter dual-domain clock for optimised clock decoupling from the Raspberry Pi\u003c\/li\u003e \u003cli\u003eMic bias voltage for the use with electret microphones\u003c\/li\u003e \u003cli\u003eNo anti-aliasing filter in the input path for best recording bandwidth\u003c\/li\u003e \u003cli\u003eHAT compliant, EEPROM for automatic configuration\u003c\/li\u003e \u003cli\u003eGold plated RCA output connectors\u003c\/li\u003e \u003cli\u003eComes with all components required to mount it. We include 4 M2.5x12mm spacers to fix the board onto the Raspberry Pi\u003c\/li\u003e \u003c\/ul\u003e \u003ch2\u003eSpecifications\u003c\/h2\u003e \u003ctable width=\"490\"\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd width=\"180\"\u003e\u003cstrong\u003eMaximum input voltage\u003c\/strong\u003e\u003c\/td\u003e \u003ctd width=\"120\"\u003e2.1Vrms\u003c\/td\u003e \u003ctd width=\"190\"\u003e4.2Vrms for balanced input\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eMaximum output voltage\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e2.1Vrms\u003c\/td\u003e \u003ctd\u003e\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eADC signal-to-noise ratio\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e110db\u003c\/td\u003e \u003ctd\u003etypical\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eDAC signal-to-noise ratio\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e112db\u003c\/td\u003e \u003ctd\u003etypical\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eADC THD+N\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e-90db\u003c\/td\u003e \u003ctd\u003etypical\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eDAC THD+N\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e-93db\u003c\/td\u003e \u003ctd\u003etypical\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eFrequency response\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e10Hz-70kHz\u003c\/td\u003e \u003ctd\u003e(-3dB)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eInput gain\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e-12db to 32dB\u003c\/td\u003e \u003ctd\u003e\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003ePower consumption\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e\u0026lt;0.3W\u003c\/td\u003e \u003ctd\u003e\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eSample rates\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e44.1-192kHz\u003c\/td\u003e \u003ctd\u003e\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003ch2\u003eResources\u003c\/h2\u003e \u003cul\u003e \u003cli\u003e\u003ca href=\"https:\/\/www.hifiberry.com\/docs\/data-sheets\/datasheet-dac2-adc-pro\/\"\u003eHiFiBerry DAC2 ADC Pro Datasheet\u003c\/a\u003e\u003c\/li\u003e \u003cli\u003e\u003ca href=\"https:\/\/www.hifiberry.com\/wp-content\/uploads\/2019\/07\/hifiberry-dac-plus-adc-1.2.step.zip\"\u003e3D model (step)\u003c\/a\u003e\u003c\/li\u003e \u003cli\u003eOverlay for config.txt: \u003cstrong\u003edtoverlay=hifiberry-dacplusadcpro\u003c\/strong\u003e\n\u003c\/li\u003e \u003c\/ul\u003e \u003ch2\u003ePackage Contents\u003c\/h2\u003e \u003cul\u003e \u003cli\u003e1x HiFiBerry DAC2 ADC Pro\u003c\/li\u003e \u003cli\u003e1x Mounting fixing pack\u003c\/li\u003e \u003c\/ul\u003e","brand":"HiFiBerry","offers":[{"title":"Default Title","offer_id":50847267258641,"sku":"106035","price":70.3,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0901\/6285\/6209\/files\/hifiberry-dac2-adc-pro-hifiberry-106035-42946822734019.jpg?v=1735209535","url":"https:\/\/abcd3032.myshopify.com\/zh\/products\/hifiberry-dac2-adc-pro","provider":"Tayyab Zak","version":"1.0","type":"link"}