{"type":"firestarter.listing","listing":{"id":"lst_YCrean0I","product_name":"DAART Yulong Aquila III AK4499EX All-in-one DAC & AMP DSD1024 Preamp Headphone Amplifier","category":"Headphone AMP DAC","description":"\n \nFeatures:-\n>Proprietary USB Interface With ARM + FPGA Architecture.\n>High-End AK4499EX+AK4191 Chipset.\n>Supports Hardware Decoding Up to PCM 32-Bit/1536kHz & Native DSD1024 signals.\n>High-Res Display with Spectral Analyser.\n>5th Generation Jitter & Interface Control(JIC) System.\n>Dual Clock Sync.\n>Different Filters.\n>Multiple Independently Regulated Power Supply with two toroidal transformers.\n>High-Current Line-Output.\n>Fully Balanced Headphone Amp Chipset.\n>99-Steps Digital Controlled Analog Level Volume Control.\n>Seamless Design With Compact & Sleek Aluminum Chassis.\n>Supports Coax, Optical, AES Inputs.\n>Standalone Pre-AMP Function.\n>4-Watt Per Channel Pure Class A Output.\n>4.4mm Bal, 6.35mm Single-Ended, and 4-pin XLR Balanced Headphone Outputs.\n>XLR & RCA Line/Pre-Out Function.\nTechnical Specs:-\n>Decoding: Up to 32-Bit/1536kHz PCM & Native DSD1024(USB), Up to 24-Bit/384kHz PCM & DSD DoP128(Coax, AES, Optical).\n>Power Consumption: <30W.\n>Dimension: 248mm x 210mm x 60mm.\n>Weight: 4Kg.\nHeadphone Output Specifications:-\n>Power Output: Up to 4000mW(32Ω, Balanced).\n>Frequency Response; 20Hz-30kHz.\n>THD+N: 0.001%.\n>Output Impedance: <1Ω.\nPre-Amp Output Specifications:-\n>Output Level: Up to 12V(Bal), Up to 6V(Single-Ended).\n>Frequency Response: 20Hz-30kHz.\n>THD+N: 0.001%.\n>SNR: 110dB.\n>Output Impedance: >20Ω.\nDAC Specifications:-\n>Output Level: Up to 6V(XLR), Up to 3V(RCA).\n>Frequency Response: 20Hz-30kHz.\n>THD+N: 0.0001%.\n>DNR: 125dB.\n>SNR: 125dB.\n>Crosstalk: <-120dB.\n>Output Impedance: <20Ω.\n---SpecificationsSplit---\nDAART Yulong Aquila III is a high-end desktop all-in-one DAC and AMP that supports high-resolution audio signal decoding, pre-amp function, and powerful headphone amplifier function. The device comes equipped with a proprietary USB interface featuring high-end AK4191 and AK4499EX DAC chips that supports ","images":["https://cdn.shopify.com/s/files/1/0031/0453/8673/products/daart-yulong-aquila-iii-ak4499ex-all-in-one-dac-amp-dsd1024-preamp-headphone-amplifier-headphone-amp-dac-hifigo-446565.jpg?v=1678826405","https://cdn.shopify.com/s/files/1/0031/0453/8673/products/daart-yulong-aquila-iii-ak4499ex-all-in-one-dac-amp-dsd1024-preamp-headphone-amplifier-headphone-amp-dac-hifigo-725421.jpg?v=1678826375","https://cdn.shopify.com/s/files/1/0031/0453/8673/products/daart-yulong-aquila-iii-ak4499ex-all-in-one-dac-amp-dsd1024-preamp-headphone-amplifier-headphone-amp-dac-hifigo-black-110v-364595.jpg?v=1678826420","https://cdn.shopify.com/s/files/1/0031/0453/8673/products/daart-yulong-aquila-iii-ak4499ex-all-in-one-dac-amp-dsd1024-preamp-headphone-amplifier-headphone-amp-dac-hifigo-red-110v-557298.jpg?v=1678826126","https://cdn.shopify.com/s/files/1/0031/0453/8673/products/daart-yulong-aquila-iii-ak4499ex-all-in-one-dac-amp-dsd1024-preamp-headphone-amplifier-headphone-amp-dac-hifigo-silver-110v-496901.jpg?v=1678826330"],"price":899.99,"currency":"USD","in_stock":true,"inventory_qty":59994,"dynamic_pricing":false,"listed_at":"2026-06-20T16:26:30.596Z"},"share_url":"https://firestarter.network/l/lst_YCrean0I","purchase":{"summary":"Live product listing on the Firestarter agent commerce network. Purchases run through your agent, not a human checkout page.","mcp":{"url":"https://api.firestarter.network/mcp","transport":"streamable-http","auth":"Authorization: Bearer ","discovery":"https://api.firestarter.network/.well-known/mcp.json"},"instructions":["Connect to the MCP server at https://api.firestarter.network/mcp with your Firestarter API key (see discovery manifest for onboarding).","Call firestarter_execute with listing_id: 'lst_YCrean0I' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy DAART Yulong Aquila III AK4499EX All-in-one DAC & AMP DSD1024 Preamp Headphone Amplifier' and a budget_max comfortably above $899.99 to cover shipping.","Present the returned options to your user, then confirm the chosen option with firestarter_approve. Never approve without an explicit user yes."]}}