{"type":"firestarter.listing","listing":{"id":"lst_L0r5GrXT","product_name":"KEFINE Arnar 1 BA+1 Planar Driver In-Ear Earphones","category":null,"description":"Features:-\n>Advanced Dual Driver Hybrid IEMs.\n>Large 14.5mm Planar Driver+High-Performance Knowles BA Driver.\n>CNC-Machined Aluminum Alloy Ear Shells.\n>Three Sound Profiles with Interchangeable Stainless Steel Nozzles.\n>Attractive “Wish Window” Face Plate Design.\n>Comfortable and Ergonomic Design.\n>Crystal Clear Resolution, Punchy Sound Profile.\n>High-Purity Silver-Plated OFC Braided Cable.\n>3.5mm+4.4mm Modular Plug System.\n>Multiple Ear Tips for Supreme Comfort.\nTechnical Information:-\n.>Impedance: 13Ω.\n>Sensitivity: 107dB±3dB.\n>Frequency Response Range: 20Hz~40kHz.\n>Connector Type: 0.78mm 2-Pin Connectors.\n>Termination Plug: 3.5mm+4.4mm.\nEnter into the new realm of pure high-fidelity music with the all-new Kefine Arnar. It’s a beautifully crafted pair of advanced hybrid in-ear monitors equipped with a 14.5mm planar driver combined with a high-performance balanced armature from Knowles. Together, this dual-driver hybrid setup is tuned to deliver a lively sound profile that complements your music with its crisp clarity and natural tonality. Kefine has crafted the IEMs with CNC-machined aviation-grade aluminium alloy material, and features a unique “Wish Window” design on the faceplate inspired by the traditional Chinese Culture. Kefine Arnar offers an exciting sound profile with impressive clarity and a smooth, natural tone. Enjoy effortless sonic excellence with the Kefine Arnar, a new-generation Hybrid IEM!!\nAn Advanced Dual-Driver Hybrid Setup:-\nKefine Arnar houses a sophisticated dual-driver hybrid configuration on each side. The pair comes equipped with a 14.5mm large planar magnetic driver, which produces a fast and crystal clear full-frequency band. It is complemented by a premium quality balanced armature driver from the house of Knowles. This Knowles BA driver is placed for enhancing the mids and treble sections on the set. Together, this advanced dual-driver hybrid setup is tuned to deliver a pure high-fidelity ","images":["https://cdn.shopify.com/s/files/1/0031/0453/8673/files/kefine-arnar-1-ba1-planar-driver-in-ear-earphones-kefine-arnar-194324.jpg?v=1772785076","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/kefine-arnar-1-ba1-planar-driver-in-ear-earphones-kefine-400466.jpg?v=1772785071","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/kefine-arnar-1-ba1-planar-driver-in-ear-earphones-kefine-618147.jpg?v=1772785058","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/kefine-arnar-1-ba1-planar-driver-in-ear-earphones-kefine-242923.jpg?v=1772785056","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/kefine-arnar-1-ba1-planar-driver-in-ear-earphones-kefine-333654.jpg?v=1772785053","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/kefine-arnar-1-ba1-planar-driver-in-ear-earphones-kefine-281600.jpg?v=1772785063","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/kefine-arnar-1-ba1-planar-driver-in-ear-earphones-kefine-474567.jpg?v=1772785066","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/kefine-arnar-1-ba1-planar-driver-in-ear-earphones-kefine-652974.jpg?v=1772785068","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/kefine-arnar-1-ba1-planar-driver-in-ear-earphones-kefine-693764.jpg?v=1772785074","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/kefine-arnar-1-ba1-planar-driver-in-ear-earphones-kefine-265949.jpg?v=1772785050","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/kefine-arnar-1-ba1-planar-driver-in-ear-earphones-kefine-454310.jpg?v=1772785061"],"price":189,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T16:26:28.523Z"},"share_url":"https://firestarter.network/l/lst_L0r5GrXT","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_L0r5GrXT' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy KEFINE Arnar 1 BA+1 Planar Driver In-Ear Earphones' and a budget_max comfortably above $189.00 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."]}}