{"type":"firestarter.listing","listing":{"id":"lst_roHCQi-O","product_name":"Gustard U26","category":"AMP & DAC","description":"\n\nThe Ultimate Digital Bridge\nThe Gustard U26 is a precision USB Digital-to-Digital Converter (DDC) co-developed by Gustard and Amanero. Equipped with a deeply customized ARM Cortex-M7 processor (IMXRT1011), it delivers powerful real-time processing, ultra-low latency, and stable high-sample-rate signal transmission, making it the perfect bridge for high-end audio systems.\n\n\nFull-Format High-Resolution Audio Support\nSupporting PCM up to 1536kHz/32-bit and DSD up to DSD2048 (Native) or DSD512 (DoP), the U26 handles all audio formats from CD-quality to studio-grade ultra-high-resolution files. Audiophiles can enjoy pristine sound reproduction with unmatched detail, clarity, and dynamic range.\n\n\nProfessional Interface & Cross-Platform Compatibility\nThe USB 2.0 high-speed interface provides plug-and-play compatibility across Mac, Windows, Linux, and mobile devices (OTG-supported), with optional ASIO drivers for low-latency performance. The U26 also offers flexible digital outputs via Coaxial, Optical, AES (XLR), and I²S over HDMI, supporting seamless integration into any professional or home audio setup.\n\n\nAdvanced Clock and Power System\nFeaturing an OCXO core clock with K2 PLL technology, the U26 generates dual low-phase-noise clocks for precise timing, effectively reducing jitter. Its multi-stage, fully isolated power architecture—including discrete regulators, linear power supply, and toroidal transformer—ensures ultra-clean power delivery for the purest audio reproduction.\n\n\nCustom Drivers and Tuning Potential\nWith Amanero’s exclusive 32-bit USB Audio driver, users can finely tune latency, buffering, and clock alignment. This enables subtle optimization of resolution, dynamic range, and sound character to match the preferences of audiophiles and professional engineers alike.\n\n\nRobust and Elegant Design\nEncased in a full aluminum alloy chassis, the U26 combines electromagnetic shielding with structural integrity, protecting sensitive circuitry while maintaining a","images":["https://cdn.shopify.com/s/files/1/0040/7201/3924/files/U26_en.jpg?v=1762416881","https://cdn.shopify.com/s/files/1/0040/7201/3924/files/U26_21a9288e-20e0-4146-961b-91fb6054dd8a.jpg?v=1762416881","https://cdn.shopify.com/s/files/1/0040/7201/3924/files/U26_en.png?v=1762416881","https://cdn.shopify.com/s/files/1/0040/7201/3924/files/U26_2.jpg?v=1762416881","https://cdn.shopify.com/s/files/1/0040/7201/3924/files/U26_5.jpg?v=1762416881","https://cdn.shopify.com/s/files/1/0040/7201/3924/files/U26.jpg?v=1762416881"],"price":999.99,"currency":"USD","in_stock":true,"inventory_qty":19998,"dynamic_pricing":false,"listed_at":"2026-06-20T16:26:44.554Z"},"share_url":"https://firestarter.network/l/lst_roHCQi-O","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_roHCQi-O' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Gustard U26' and a budget_max comfortably above $999.99 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."]}}