{"type":"firestarter.listing","listing":{"id":"lst_ytRQFbCg","product_name":"KZ Carol","category":"True Wireless Earphones/TWS","description":"\n\nRigorous Testing and Certification for Reliable Quality\nThe KZ Carol has passed authoritative safety checks and obtained utility model patent certification in multiple countries, ensuring reliable quality. Additionally, it meets the IPX5 waterproof rating, making it suitable for a variety of environments, whether outdoors or indoors.\n\n\nSuper-Linear Wideband Driver for Professional Sound\nKZ has developed and mass-produced a new generation of super-linear wide-band internal magnetic dynamic drivers. This self-developed driver features an N52 neodymium-iron-boron magnetic system and a high-tension voice coil. Whether delivering deep bass, precise midrange, or detailed high frequencies, this technology provides an outstanding and immersive listening experienc\n\n\nHigh-Performance DSP for Superior Sound Quality\nKZ's acoustics team has combined over a decade of HiFi tuning experience with a new high-quality DSP audio module, resulting in a remarkable enhancement in sound performance. After extensive fine-tuning, the KZ Carol achieves excellent tonal balance, dynamic range, and bass depth, delivering a refined and immersive listening experience.\n\n\nEnhanced Deep Bass and High-Precision PCBA Technology\nBy precisely controlling low-frequency dynamics, this technology delivers a powerful, deep bass experience with enhanced clarity, free from muddiness. The high-precision 6-layer PCBA offers significant advantages over traditional 4-layer boards, including improved resistance to circuit interference, better heat dissipation, and enhanced electromagnetic compatibility. This advanced design ensures superior performance, reliability, and rock-solid quality.\n\n\n6-Microphone Hybrid Noise-Canceling Technology\nThe 6-microphone hybrid noise-canceling system includes one feedforward, one feedback, and one dedicated call microphone on each side, with each microphone optimized for different frequency ranges. Unlike systems with 2 or 4 microphones, which often compromise noise cancellation ","images":["https://cdn.shopify.com/s/files/1/0040/7201/3924/files/1_e1a63339-7b0d-45df-9ce8-fd55d4eb56d8.jpg?v=1729823767","https://cdn.shopify.com/s/files/1/0040/7201/3924/files/5_577e26bf-56da-4732-a28d-f2aed3c9bcc9.jpg?v=1729823768","https://cdn.shopify.com/s/files/1/0040/7201/3924/files/2_b0623162-0763-424c-bf25-dd42f4417961.jpg?v=1729823768","https://cdn.shopify.com/s/files/1/0040/7201/3924/files/3_a2fd8d00-d14e-4875-9441-babcb48e4505.jpg?v=1729823767","https://cdn.shopify.com/s/files/1/0040/7201/3924/files/4_61351dd4-51f0-4934-9c22-65fb94c6b846.jpg?v=1729823767"],"price":29.99,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T16:26:45.720Z"},"share_url":"https://firestarter.network/l/lst_ytRQFbCg","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_ytRQFbCg' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy KZ Carol' and a budget_max comfortably above $29.99 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."]}}