{"type":"firestarter.listing","listing":{"id":"lst_KkYflibB","product_name":"DUNU DK3001BD 1DD+4BA+4Micro Planar Drivers IEMS","category":null,"description":"\n\n*The curve is measured by a third party and is for reference only.\n\n\nSpecification\n\n\nModel: DK 3001 BD (BrainDance)\n\nCavity Material: Aerospace-Grade Aluminum Alloy\n\nNet Weight: Approx. 8.1 g (per side)\n\nFrequency Response: 5 Hz - 40 kHz\n\nImpedance: 26Ω\n\n122dB/Vrms (@1kHz)\n\nSensitivity:  108dB/mW(@1kHz) 122dB/Vrms (@1kHz)\n\nTHD: &lt;0.5% @ 1 kHz\n\nDynamic Driver: Flexible Surround Bio-Diaphragm Dynamic Driver for Low and Sub-Bass Frequencies x 1\n\nBalanced Armature Drivers:  Custom Midrange Balanced Armatures x 2\n\nCustom High-Frequency Balanced Armatures x 2\n\nPlanar Drivers: Custom Micro Planar For Ultra-High Frequencies x 4\n\nCable: 4-Core Secondary Refined High-Purity Furukawa OCC Copper\n\nCable Length: 1.2 m ± 0.1 m\n\nConnector: Patented Catch-Hold MMCX Connector\n\nPlug:  Q-Lock MINI Modular Plug System\n\nIncludes Two Interchangeable Plugs \n\n(4.4mm Balanced, 3.5mm Single-Ended)\n\n \n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n","images":["https://cdn.shopify.com/s/files/1/0031/0453/8673/files/dunu-dk3001bd-1dd4ba4micro-planar-drivers-iems-hifigo-dk3001bd-316173.jpg?v=1729822346","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/dunu-dk3001bd-1dd4ba4micro-planar-drivers-iems-hifigo-563082.jpg?v=1729822354","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/dunu-dk3001bd-1dd4ba4micro-planar-drivers-iems-hifigo-210449.jpg?v=1729822202","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/dunu-dk3001bd-1dd4ba4micro-planar-drivers-iems-hifigo-746383.jpg?v=1729822324","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/dunu-dk3001bd-1dd4ba4micro-planar-drivers-iems-hifigo-757201.jpg?v=1729822380","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/dunu-dk3001bd-1dd4ba4micro-planar-drivers-iems-hifigo-362702.jpg?v=1729822268","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/dunu-dk3001bd-1dd4ba4micro-planar-drivers-iems-hifigo-862319.jpg?v=1730434195","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/dunu-dk3001bd-1dd4ba4micro-planar-drivers-iems-hifigo-577319.jpg?v=1730434248","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/dunu-dk3001bd-1dd4ba4micro-planar-drivers-iems-hifigo-759114.jpg?v=1730434239","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/dunu-dk3001bd-1dd4ba4micro-planar-drivers-iems-hifigo-434271.jpg?v=1729822165","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/dunu-dk3001bd-1dd4ba4micro-planar-drivers-iems-hifigo-206789.jpg?v=1729822161"],"price":424.15,"currency":"USD","in_stock":true,"inventory_qty":19998,"dynamic_pricing":false,"listed_at":"2026-06-20T16:26:29.447Z"},"share_url":"https://firestarter.network/l/lst_KkYflibB","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_KkYflibB' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy DUNU DK3001BD 1DD+4BA+4Micro Planar Drivers IEMS' and a budget_max comfortably above $424.15 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."]}}