{"type":"firestarter.listing","listing":{"id":"lst_fvWs-CcS","product_name":"CVJ Medusa","category":"In-Ear Monitors","description":"\n\n\nBreakthrough Design\nCVJ Medusa’s black CNC-machined metal shell with silver side accents and recessed red/blue logo combines precision engineering with expressive aesthetics. The custom-contoured housing ensures a secure, pressure-free fit that remains comfortable even during extended listening.\n\n\nDual-Chamber Acoustic Architecture\nA 10 mm flagship dynamic driver with dual magnets and dual chambers boosts magnetic force, minimizes distortion, and shortens diaphragm start/stop times—delivering crystal-clear imaging, pinpoint vocal placement, and natural sibilance control.\n\n\n\nBeryllium-Plated Diaphragm\nThe ultra-rigid, ultra-light beryllium-plated diaphragm dramatically reduces breakup distortion. It achieves high-frequency extension and resolution approaching those of balanced armatures, rendering cymbal overtones with metallic clarity and vocal harmonics with vivid detail, while drum transients snap with lifelike speed.\n\n\nData-Driven Tuning Philosophy\nDrawing on CVJ Acoustic Lab’s measured frequency-response curves, Medusa delivers deep, controlled bass with elastic punch—perfect for both electronic tracks and grand orchestral pieces. A rich low end adds subtle texture to a neutral midrange, ensuring precise, balanced imaging of male and female voices alike. The treble extends smoothly and steadily, unveiling lifelike instrument detail without harshness.*All curves measured by CVJ Acoustic Lab; actual in-ear results may vary based on fit and usage.\n\n\n\nAdvanced Dual-Layer Venting System\nMedusa’s CNC-machined dual-layer chamber precisely controls acoustic resonance and enhances frequency separation. Strategically placed vents in the outer shell balance internal and external air pressure, diffusing low-frequency airflow to minimize distortion. The result is tight, impactful bass paired with crystal-clear, transparent vocals.\n\n\nWeightless Comfort Fit\nMedusa’s ergonomic, streamlined design naturally follows your ear’s contours to minimize pressure points. Its ultra-li","images":["https://cdn.shopify.com/s/files/1/0040/7201/3924/files/01_823b8abd-0613-49e8-b27e-247b58c660d7.jpg?v=1751615607"],"price":149,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T16:26:44.894Z"},"share_url":"https://firestarter.network/l/lst_fvWs-CcS","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 <your Firestarter API key>","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_fvWs-CcS' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy CVJ Medusa' and a budget_max comfortably above $149.00 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."]}}