{"type":"firestarter.listing","listing":{"id":"lst_s6XsdMuJ","product_name":"DUNU DTC480","category":"AMP & DAC","description":"\n\nDual CS43198 Flagship Chip and Professional Audio Architecture\nThe DTC 480 features dual flagship-level CS43198 DAC chips, delivering superior decoding performance. This device's professional audio architecture includes an independent LDO power supply and active crystal oscillators, achieving a dynamic range of 130dB and a high signal-to-noise ratio of 130dB. With an extremely low noise floor (<1μVrms), it ensures pure, stable sound quality.\n\n\nModular Design with Broad Compatibility\nDesigned for versatility, the DTC 480's modular design supports compatibility across various platforms. It decodes PCM audio up to 32Bit/384kHz and DSD audio up to DSD256 on both computers and smartphones. Additionally, it seamlessly switches between UAC1.0 and UAC2.0, making it possible for gaming consoles to experience immersive Hi-Fi sound quality.\n\n\nSleek, All-Metal Body: Exquisite and Portable\nThe DTC 480 boasts an all-metal body crafted from a single block of aluminum alloy using CNC precision carving. Its refined surface finish, sandblasted texture, and unique logo pattern on the bottom plate enhance its aesthetics and ensure efficient heat dissipation. Weighing just 20 grams, it is lightweight and portable, allowing for exceptional audio quality on the go.\n\n\nCompact Design with Powerful Output\nDespite its compact size, the DTC 480 delivers robust output capabilities. It includes both 3.5mm single-ended and 4.4mm balanced interfaces, offering high and low voltage output modes. With a maximum output voltage of 4Vrms in high voltage mode, it easily drives most earphones.\n\n\nPrecision Volume Control with Memory Function\nThe DTC 480 features independent hardware-level volume control with 60-step precision adjustment, ensuring accurate volume settings. Its power-off volume memory function maintains preferred volume levels, enhancing the listening experience. Multi-color LED indicator lights on the side allow easy monitoring of the device's current status.\n\n","images":["https://cdn.shopify.com/s/files/1/0040/7201/3924/files/7_0fc958d3-a294-45a7-89af-90e58cf7fd78.jpg?v=1718272526","https://cdn.shopify.com/s/files/1/0040/7201/3924/files/4_ce754283-a29c-4e76-bb3d-6352d4767ea4.jpg?v=1718272526","https://cdn.shopify.com/s/files/1/0040/7201/3924/files/5_57131a7b-5478-4874-bbe2-1184c369e9d4.jpg?v=1718272526","https://cdn.shopify.com/s/files/1/0040/7201/3924/files/6_90fd7c2f-df05-4042-bea6-7efaa3500a37.jpg?v=1718272526","https://cdn.shopify.com/s/files/1/0040/7201/3924/files/2_ff8f2e05-b856-4d2f-bd66-4a02d272ab8f.jpg?v=1718272526","https://cdn.shopify.com/s/files/1/0040/7201/3924/files/3_bc1733ea-6e5f-45c5-805a-ca5baf3bfb70.jpg?v=1718272526"],"price":69.99,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T16:26:46.018Z"},"share_url":"https://firestarter.network/l/lst_s6XsdMuJ","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_s6XsdMuJ' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy DUNU DTC480' and a budget_max comfortably above $69.99 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."]}}