{"type":"firestarter.listing","listing":{"id":"lst_0mw9Z_YF","product_name":"TRN Heiman","category":"Audio Cable","description":"\n\nContinuous Innovation, Upgraded Structure\nThe coaxial blend of silver-plated and pure silver conductors, combined with multi-layer shielding, effectively reduces electromagnetic and radio frequency interference. This ensures consistent, long-lasting performance and reliable signal transmission.\n\n\nSuperior Performance, Durable Materials\nThe sturdy construction safeguards internal conductors from physical damage and environmental elements, prolonging the lifespan of both the cable and your audio equipment. Additionally, reduced noise and vibration result in clearer, more refined sound quality.\n\n\nOxygen-Free Copper and Silver-Plated Hybrid\nThe combination of high-purity oxygen-free copper and silver-plated conductors reduces electrical resistance, ensuring efficient signal transmission. The 2-strand, 364-core design further boosts high-frequency transmission efficiency and purity, delivering outstanding performance across a wide frequency range.\n\n\nVersatile Compatibility\nSelect from 3.5mm single-ended, 2.5mm balanced, or 4.4mm balanced audio plugs to suit your device. The cable also offers 0.75mm or 0.78mm connectors for a perfect fit with a wide range of audio equipment.\n\n\nSpacious Storage\nThe included MAG+ storage case offers generous space for both your cable and earphones, keeping them clean, organized, and well-protected.\n\n","images":["https://cdn.shopify.com/s/files/1/0040/7201/3924/files/2.5_de04903d-65fb-4c9e-ac8f-ec8d2ed00ff6.jpg?v=1735278446","https://cdn.shopify.com/s/files/1/0040/7201/3924/files/3.5_26ed39c0-4b7e-4042-a31a-9f08f45d5db1.jpg?v=1735278446","https://cdn.shopify.com/s/files/1/0040/7201/3924/files/4.4_b1d340ec-b7c1-4a71-9f70-dc364d122d68.jpg?v=1735278446"],"price":149,"currency":"USD","in_stock":true,"inventory_qty":29997,"dynamic_pricing":false,"listed_at":"2026-06-20T16:26:45.406Z"},"share_url":"https://firestarter.network/l/lst_0mw9Z_YF","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_0mw9Z_YF' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy TRN Heiman' 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."]}}