{"type":"firestarter.listing","listing":{"id":"lst_IJnAiZZ2","product_name":"AFUL Performer 8S 1DD + 6BA + 1 Passive Radiator + 1 Micro Planar Drivers IEMs","category":null,"description":"\n*The curve is measured by a third party and is for reference only.\nThe Passive Unit Guide👇\n\nFeatures:-\n>High-Performance Multi-Driver Hybrid IEMs.\n>1DD+6BA+1 Passive Radiator+1 Micro Planar Driver Configuration.\n>Innovative Adjustable Passive Radiator Design.\n>High-Precision 3D-Printed Acoustic Pathways.\n>RESInators Micro-Resonance Technology.\n>Professionally Designed RLC Network Crossover Correction Design.\n>High-Damping Pressure-Balanced Technology.\n>Classy Design Inspired by the Echoes of Jupiter.\n>True HiFi Acoustic Response, Accurate Full-Range Sound Reproduction.\n>Fuller, Grande, Slightly Warm Sound Profile.\n>Dual-Bass Modes.\n>Ergonomic, Lightweight, & Comfortable Design.\n>Easy to Drive.\n>Silver-Plated 4N Single-Crystal Copper plus Single-Crystal Copper 6-Strand Cable.\nTechnical Information:-\n>Impedance: 26Ω±20%.\n>Sensitivity: 108dB@1kHz.\n>Frequency Response: 10Hz~35kHz.\n>Connector Type: 0.78mm 2-pin.\n>Termination Plug: 3.5mm or 4.4mm.\nAFUL Performer8S is the new multi-driver hybrid in-ear monitor from the house of AFUL. Designed as an upgrade to the highly-acclaimed Performer 5 and Performer 8, the new Performer 8S brings a complete overhaul with a new quadbrid driver architecture. It houses an astonishing 1DD, 6BA, 1 Passive Radiator, and 1 Micro Planar magnetic driver setup on each side. Inspired by the “Echoes of Jupiter” the Performer 8S has a stunning visual appeal with classy face panels. The Performer 8S combines its sophisticated 9-driver architecture with patented acoustic technologies such as RESInators micro-resonance technology, high-precision 3D-printed acoustic structure, RLC network crossover correction, etc. On top of it all, AFUL Performer 8S has a unique dual-mode bass tuning, the pair features an innovative adjustable passive radiator system where users can opt for the closed mode for a tight, punchy bass, or open mode for a deep and elastic lower-end response. Just like the OG ","images":["https://cdn.shopify.com/s/files/1/0031/0453/8673/files/aful-performer-8s-1dd-6ba-1-passive-radiator-1-micro-planar-drivers-iems-aful-performer-8s-35mm-951089.jpg?v=1768221574","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/aful-performer-8s-1dd-6ba-1-passive-radiator-1-micro-planar-drivers-iems-aful-901651.jpg?v=1768221568","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/aful-performer-8s-1dd-6ba-1-passive-radiator-1-micro-planar-drivers-iems-aful-552868.jpg?v=1768221571","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/aful-performer-8s-1dd-6ba-1-passive-radiator-1-micro-planar-drivers-iems-aful-519487.jpg?v=1768221585","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/aful-performer-8s-1dd-6ba-1-passive-radiator-1-micro-planar-drivers-iems-aful-389422.jpg?v=1768221577","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/aful-performer-8s-1dd-6ba-1-passive-radiator-1-micro-planar-drivers-iems-aful-818507.jpg?v=1768221566","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/aful-performer-8s-1dd-6ba-1-passive-radiator-1-micro-planar-drivers-iems-aful-968886.jpg?v=1768221559","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/aful-performer-8s-1dd-6ba-1-passive-radiator-1-micro-planar-drivers-iems-aful-808865.jpg?v=1768221561","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/aful-performer-8s-1dd-6ba-1-passive-radiator-1-micro-planar-drivers-iems-aful-372714.jpg?v=1768221563","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/aful-performer-8s-1dd-6ba-1-passive-radiator-1-micro-planar-drivers-iems-aful-652228.jpg?v=1768221550","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/aful-performer-8s-1dd-6ba-1-passive-radiator-1-micro-planar-drivers-iems-aful-872792.jpg?v=1768221553","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/aful-performer-8s-1dd-6ba-1-passive-radiator-1-micro-planar-drivers-iems-aful-924226.jpg?v=1768221594"],"price":370.49,"currency":"USD","in_stock":true,"inventory_qty":19998,"dynamic_pricing":false,"listed_at":"2026-06-20T16:26:28.723Z"},"share_url":"https://firestarter.network/l/lst_IJnAiZZ2","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_IJnAiZZ2' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy AFUL Performer 8S 1DD + 6BA + 1 Passive Radiator + 1 Micro Planar Drivers IEMs' and a budget_max comfortably above $370.49 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."]}}