{"type":"firestarter.listing","listing":{"id":"lst_PjKzfiim","product_name":"xDuoo MU-603","category":"AMP & DAC","description":"\n  \n\n  \n\n Bluetooth 5.1   \n\n MU- 603 adopts the QCC3034 Bluetooth chip made by Qualcomm company, support Bluetooth 5.1 which can ensure faster and stabler transmission. It also supports aptX HD signal, which can ensure a better sound. \n\n   \n\n  \n\n \n\n\n  \n\n  \n\n ES9018K2M DAC Chip&amp;12AU7 Tube   \n\n MU- 603 is equipped with the high-performance ES901 8K2M DAC chip, which can ensure high S/N and very low distortion. And after being processed by the 12AU7 tube, the sound is sweet and soft. \n\n  \n\n   \n\n  \n\n \n\n\n  \n\n  \n\n Amplifier System, Rejuvenate the Sound   \n\n It has high-quality AUX signal output, which is connected through an audio cable, so that your amplifier and speaker can be turned into a wireless product, and you can also enjoy HIFI sound through Bluetooth. \n\n   \n\n  \n\n  \n\n\n  \n\n  \n\n Professional Capacitance   \n\n MU-603 adopts the special enthusiast Japanese RUBYCON capacitance as the main filter capacitance to reach smooth and warm sound, and splendid high frequency. \n\n   \n\n  \n\n \n\n\n  \n\n  \n\n Matte Surface, Aluminum-Shielded Case   \n\n MU-603 is crafted with a simple elegant look with a sandblasted texture panel and aluminum-shielded case, external high-gain Bluetooth antenna is used to ensure the lossless and stable signal transmission. You will truly explore the beauty of it when you hold it and enjoy HiFi music \n\n   \n\n  \n\n \n\n \n\n  \n\n  \n\n  \n\n ","images":["https://cdn.shopify.com/s/files/1/0040/7201/3924/products/3_e4028739-ef42-4c73-9059-6982c49cad8f.jpg?v=1636110127","https://cdn.shopify.com/s/files/1/0040/7201/3924/products/5_97bf5668-55e0-4b34-9172-2c27d65dbbca.jpg?v=1636110126","https://cdn.shopify.com/s/files/1/0040/7201/3924/products/4_8c060770-0e94-4a44-b9e2-a226b0dc6bbf.jpg?v=1636110126","https://cdn.shopify.com/s/files/1/0040/7201/3924/products/1_11e9b0df-6b7e-4d41-9a92-e526cce4fb98.jpg?v=1636110127","https://cdn.shopify.com/s/files/1/0040/7201/3924/products/2_ebf34500-a244-4a44-b9bd-6a6894395ddf.jpg?v=1636110127"],"price":119,"currency":"USD","in_stock":true,"inventory_qty":19998,"dynamic_pricing":false,"listed_at":"2026-06-20T16:26:47.648Z"},"share_url":"https://firestarter.network/l/lst_PjKzfiim","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_PjKzfiim' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy xDuoo MU-603' and a budget_max comfortably above $119.00 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."]}}