{"type":"firestarter.listing","listing":{"id":"lst_2vQH3hL0","product_name":"NiceHCK F1 Pro New-Generation 14.2mm Planar Diaphragm Driver In-Ear Monitors","category":null,"description":"\nFeatures:-\n\n>New-Generation Planar Magnetic Driver IEMs.\n\n>Newly developed 14.2mm Planar Driver.\n\n>2um Ultra-Thin Diaphragm.\n\n>N55 High-Performance Magnets.\n\n>Double-Sided Magnetic Circuit.\n\n>CNC-Machined Aluminium Alloy Cavities.\n\n>Compact and Ergonomic Design.\n\n>Professionally Adjusted Tuning.\n\n>Two-Pin Detachable Cable(0.78mm).\n\n>High-Purity OCC and Silver-Plated Hybrid Cable.\n\n>Available in 4.4mm and 3.5mm Termination options.\n\nTechnical Information:-\n\n>Impedance: 16Ω.\n\n>Sensitivity: 104dB/mW.\n\n>Frequency Response: 20Hz-28kHz.\n\n>Connector Type: 0.78mm 2-pin.\n\n>Termination Plug: 3.5mm and 4.4mm(choose while purchasing).\n\nNiceHCK F1 Pro is a new-generation planar magnetic driver IEM designed with a 14.2mm planar magnetic driver unit. The newly-developed 14.2mm planar driver adopts an ultra-thin diaphragm with strong N55 magnets for a comfortable and efficient performance throughout a wide frequency band. The tuning has been adjusted for the F1 Pro for a clean and precise output with amazing clarity and details. NiceHCK F1 Pro ear cavities are designed with great precision. These earpieces are crafted using a 5-axis CNC machining process with a delicate and lightweight appearance. Upgrade the way you enjoy your music with the all-new NICEHCK F1 Pro!!\n\nRestore The Pure Sound With a New-Generation Planar Driver:-\n\nNiceHCK F1 Pro adopts a new generation 14.2mm planar magnetic driver unit. This driver unit has been developed with a 2um ultra-thin diaphragm with N55 performance-grade magnets and a double-sided magnetic circuit. It brings consistent performance with great efficiency and ultra-low distortion characteristics. The dual-sided magnetic design produces a strong magnetic flux which improves the diaphragm movement producing cleaner sound.\n\nComplements Different Genres With Professionally Adjusted Tuning:-\n\nTo get the best out of the 14.2mm planar magnetic driver unit, the NiceHCK F1 Pro’s tuning has been adjusted ","images":["https://cdn.shopify.com/s/files/1/0031/0453/8673/files/nicehck-f1-pro-new-generation-142mm-planar-diaphragm-driver-in-ear-monitors-hifigo-281508.jpg?v=1703778832","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/nicehck-f1-pro-new-generation-142mm-planar-diaphragm-driver-in-ear-monitors-hifigo-838715.jpg?v=1703779033","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/nicehck-f1-pro-new-generation-142mm-planar-diaphragm-driver-in-ear-monitors-hifigo-286069.jpg?v=1703778859","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/nicehck-f1-pro-new-generation-142mm-planar-diaphragm-driver-in-ear-monitors-hifigo-943050.jpg?v=1703779069","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/nicehck-f1-pro-new-generation-142mm-planar-diaphragm-driver-in-ear-monitors-hifigo-885943.png?v=1703778852","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/nicehck-f1-pro-new-generation-142mm-planar-diaphragm-driver-in-ear-monitors-hifigo-350359.png?v=1703778886","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/nicehck-f1-pro-new-generation-142mm-planar-diaphragm-driver-in-ear-monitors-hifigo-702822.png?v=1703779015","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/nicehck-f1-pro-new-generation-142mm-planar-diaphragm-driver-in-ear-monitors-hifigo-f1-pro-35mm-847536.jpg?v=1703778993","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/nicehck-f1-pro-new-generation-142mm-planar-diaphragm-driver-in-ear-monitors-hifigo-f1-pro-44mm-925817.jpg?v=1703778877"],"price":89.99,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T16:26:30.161Z"},"share_url":"https://firestarter.network/l/lst_2vQH3hL0","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_2vQH3hL0' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy NiceHCK F1 Pro New-Generation 14.2mm Planar Diaphragm Driver In-Ear Monitors' and a budget_max comfortably above $89.99 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."]}}