{"type":"firestarter.listing","listing":{"id":"lst_hpvAqEqA","product_name":"FiiO BTR17","category":"AMP & DAC","description":"                                            BTR17 - A Master of All Trades                        The BTR17 combines FiiO's expertise in DAC and headphone amp technology into a compact, flagship-level device. With features like multi-stage audio architecture and precision power supply, it sets a new standard in Bluetooth headphone amps.                                                                                    Flagship Qualcomm Bluetooth Chip QCC5181                        Equipped with the Qualcomm QCC5181 Bluetooth chip, the BTR17 supports Bluetooth LE Audio, offering a transmission bandwidth of 2.1Mbps for lossless sound quality. It achieves CD-level audio over Bluetooth with aptX Adaptive, LDAC, and other high-quality audio codecs. Additionally, Bluetooth 5.4 ensures an enhanced wireless listening experience.                                                                                    Patented Desktop Mode and Independent Power Supply                        In Desktop Mode, the BTR17 can be powered by an external supply, ensuring the device’s internal battery remains safe while delivering maximum audio output without draining your phone's battery. This patented design (Patent number: L202321946664.8) boosts performance for high-end audio.                                                                                    Flexible Operating Modes                        The three-position PC/BT/PHONE switch allows seamless transitions between operating modes, optimizing power supply depending on the connected device, whether it's a computer, Bluetooth device, or phone.                                                                                    XMOS 16-Core XU316 USB Chip                        The flagship XMOS XU316 chip provides low latency, stable transmission, and compatibility with high-resolution audio streams (768kHz/32bit, DSD512, MQA). It supports high-definition PEQ, ensuring optimal audio quality.                                     ","images":["https://cdn.shopify.com/s/files/1/0040/7201/3924/files/20250305144044.png?v=1741157116","https://cdn.shopify.com/s/files/1/0040/7201/3924/files/20250305143550.png?v=1741157115"],"price":209.99,"currency":"USD","in_stock":true,"inventory_qty":19998,"dynamic_pricing":false,"listed_at":"2026-06-20T16:26:45.256Z"},"share_url":"https://firestarter.network/l/lst_hpvAqEqA","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_hpvAqEqA' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy FiiO BTR17' and a budget_max comfortably above $209.99 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."]}}