{"type":"firestarter.listing","listing":{"id":"lst_u8N95pbJ","product_name":"HiBy x F.Audio Project ACE 12mm Mg-Alloy & Be-Plated Dynamic Driver In-Ear Earphones","category":null,"description":"Features:-\n>Collaboration Between HiBy And FAudio.\n>High-Performance Single Dynamic Driver IEMs.\n>12mm Large-Sized Dynamic Driver.\n>Mg and Li Alloy Dome Structure.\n>Beryllium-Plated Diaphragm.\n>Specially Developed High-Magnetic Architecture.\n>Finely Adjusted Tuning For True High-Res Listening Experience.\n>Exclusive TBAC Air Pressure Management Design.\n>CNC-Machined Unique Shape Design.\n>Ergonomic and Comfortable Design.\n>Coaxial Balanced Shielded Stock Cable.\n>8-COre Copper and Silver Litz Type 5 Braided Design.\n>Swappable Termination Plug(3.5mm+4.4mm).\n>High-Quality Silicone and Memory Foam Ear Tips.\nTechnical information:-\n>Impedance: 32Ω.\n>Frequency Response Range: 20Hz-20kHz.\n>Sensitivity: 115dB.\n>Connector Type: 0.78mm 2-pin.\nIntroducing the all-new HiBy x FAudio Project Ace, a high-performance single dynamic driver IEM developed by HiBy and FAudio. The pair comes equipped with a 12mm large-sized dynamic driver unit with a Mg-Li Alloy dome and a Beryllium-plated diaphragm. The pair has three-chamber air-pressure management, CNC-machined Aluminum Alloy ear shells, and a unique design shape as well. Both HiBy and FAudio have worked together to finely tune the tuning of Project Ace for excellent dynamic response and rich tone. We are super excited for Project Ace, we want to explore what HiBy and FAudio have done with a 12mm large-sized dynamic driver unit here.\nTwo Prominent Names With Unmatched Passion For Hi-Res Audio:-\nHiBy and FAudio are two of the prominent names in the HiFi Audio industry. From 2011, HiBy has been focusing primarily on the R&D of high-end digital audio playback and product development. FAudio has been pursuing the craftsmanship of high-end earphones since 2015. Both brands have years of expertise under their names and have a huge fan following. For the latest Project Ace, both HiBy and FAudio have researched together to develop a single dynamic driver set with cutting-edge technologi","images":["https://cdn.shopify.com/s/files/1/0031/0453/8673/files/hiby-x-faudio-project-ace-12mm-mg-alloy-be-plated-dynamic-driver-in-ear-earphones-hifigo-project-ace-511483.jpg?v=1714003646","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/hiby-x-faudio-project-ace-12mm-mg-alloy-be-plated-dynamic-driver-in-ear-earphones-hifigo-730404.jpg?v=1714003537","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/hiby-x-faudio-project-ace-12mm-mg-alloy-be-plated-dynamic-driver-in-ear-earphones-hifigo-516856.jpg?v=1714003580","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/hiby-x-faudio-project-ace-12mm-mg-alloy-be-plated-dynamic-driver-in-ear-earphones-hifigo-263205.jpg?v=1714003620","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/hiby-x-faudio-project-ace-12mm-mg-alloy-be-plated-dynamic-driver-in-ear-earphones-hifigo-375464.jpg?v=1714003631","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/hiby-x-faudio-project-ace-12mm-mg-alloy-be-plated-dynamic-driver-in-ear-earphones-hifigo-691000.jpg?v=1714003639","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/hiby-x-faudio-project-ace-12mm-mg-alloy-be-plated-dynamic-driver-in-ear-earphones-hifigo-916514.jpg?v=1714003572"],"price":249,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T16:26:29.985Z"},"share_url":"https://firestarter.network/l/lst_u8N95pbJ","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_u8N95pbJ' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy HiBy x F.Audio Project ACE 12mm Mg-Alloy & Be-Plated Dynamic Driver In-Ear Earphones' and a budget_max comfortably above $249.00 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."]}}