{"type":"firestarter.listing","listing":{"id":"lst_K6j0U0IW","product_name":"DUNU DN142 1DD + 4BA + 2 Planar Tribrid Drivers IEMs","category":null,"description":"Features:-\n\n>Unique IEM Design Inspired by Ao Bing.\n\n>Brand-New Seven-Driver Tribrid IEMs.\n\n>1 Dynamic Driver+4 Balanced Armatures+2 Planar Drivers Setup.\n\n>Dual-System Physical+Electronic Four-Way Crossover System.\n\n>One DD For Dynamic Lower End.\n\n>Dual Custom BA Drivers for Accurate Midrange.\n\n>Dual Custom BA Drivers for Crisp Highs.\n\n>Dual Custom Micro Planar Drivers for Extended Ultra-Highs.\n\n>Tuned for a Clear, Natural, and Lifelike Sound Profile.\n\n>Comfortable Ear shells Developed in Collaboration with HeyGears.\n\n>High-Purity Silver-Plated Single-Crystal Copper Cable.\n\n>Litz Braided Configuration.\n\n>Patented Q-Lock Mini Interchangeable Termination Plug System.\n\n>Three Exclusive Themed Collectible Cards.\n\n>Premium Set of Ear Tips(DUNU S&S, Candy, Balanced Ear Tips).\n\nTechnical Information:-\n\n>Impedance: 37Ω.\n\n>Sensitivity: 107dB/mW.\n\n>Frequency Response Range: 5Hz~40kHz.\n\n>THD+N: <0.5%.\n\n>Cable: 4-Core Silver-Plated Single-Crystal Copper Cable.\n\n>Termination Plug: 3.5mm+4.4mm.\n\n>Connector Type: 0.78mm 2-Pin Connectors.\n\nDUNU introduces the all-new DN142 IEMs, a beautifully crafted pair of in-ear monitors that feature a seven-driver tribrid setup on each side. Equipped with 1 dynamic driver, four customized balanced armature drivers, and dual customized planar drivers, the DN142 promises high-fidelity sound performance with exceptional clarity and dynamics across a wide frequency response range. DUNU has featured a specially crafted dual-way physical+Electronic four-way crossover that combines the drivers precisely and deliver a pure, natural, and lifelike sound experience for the users. DUNU DN142 is crafted with HeyGears, the leading 3D printing solution provider in the industry. The 3D-printed resin ear shells weigh just 5.6 grams and ensure a comfortable wearing experience for the users. Get the DUNU DN142 today and take your portable music listening to the next level.\n\nDeep As Ocean, L","images":["https://cdn.shopify.com/s/files/1/0031/0453/8673/files/dunu-dn142-1dd-4ba-2-planar-tribrid-iems-dunu-dn142-239533.jpg?v=1763380940","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/dunu-dn142-1dd-4ba-2-planar-tribrid-iems-dunu-418933.jpg?v=1763380947","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/dunu-dn142-1dd-4ba-2-planar-tribrid-iems-dunu-221124.jpg?v=1763380980","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/dunu-dn142-1dd-4ba-2-planar-tribrid-iems-dunu-815467.jpg?v=1763380958","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/dunu-dn142-1dd-4ba-2-planar-tribrid-iems-dunu-175050.jpg?v=1763380949","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/dunu-dn142-1dd-4ba-2-planar-tribrid-iems-dunu-922373.jpg?v=1763380991","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/dunu-dn142-1dd-4ba-2-planar-tribrid-iems-dunu-266765.jpg?v=1763380959","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/dunu-dn142-1dd-4ba-2-planar-tribrid-iems-dunu-534312.jpg?v=1763380973"],"price":249.99,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T16:26:28.649Z"},"share_url":"https://firestarter.network/l/lst_K6j0U0IW","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_K6j0U0IW' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy DUNU DN142 1DD + 4BA + 2 Planar Tribrid Drivers IEMs' and a budget_max comfortably above $249.99 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."]}}