{"type":"firestarter.listing","listing":{"id":"lst_35LIzyvH","product_name":"Questyle M18i Mobile Portable Bluetooth Lossless Decoding Headphone Amplifier With DAC","category":null,"description":"\n\n\nTech Specs\n\nCompatible OS.\nAndroid phones and tablets:Devices supporting Android 5.0 and above\nPC systems: devices supporting Win10 18.3 and above\nApple cell phone: support iOS system\n(When connecting devices with Lightning interface, you need to purchase additional Kuangshi\nLTCO2 Lightning to Type C adapter cable).\nApple computer: Support macOS system.\nBluetooth: Bluetooth 5.4 ;support AAC/SBC/aptX/aptX HD/\naptX adaptive/LDAC/LE Audio\nCalling function: Support voice call, Infineon flagship microphone\nBattery: 500mAh\nDecoding Capability.\nPCM44.1kHz-384kHz (16/24/32bit)\nDSD64, DSD128,DSD256\nOutput Connector: 3.5mm single-ended headphone\n3.5mm single-ended headphone socket\n4.4mm fully balanced headphone socket\nOutput Power: 28mW @300Q2 (4.4mm balanced output)\nFrequency Response: ±0.1dB (20Hz 20kHz); ±2dB (20Hz- 80kHz)\nTHD + N: 0.0002%\nDAC: ESS flagship USB DAC decoder chip ES9219Q x2\nMaterial: CNC anodized aluminum alloy\nColor: Technology Black\n-Dimensions: 75[L] X35[W] X14.5[D](mm)\n\nIn the Box\n\n1.M18i Mobile Decoding Earphone Amplifier\n2.Warranty card &amp; manual\n3.Type-C to Type-C adapter cable\n4.Type-C to USB-A Adaptor\n\n \n\n \n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\nwindow.adminAccountId=2681858130;","images":["https://cdn.shopify.com/s/files/1/0031/0453/8673/files/questyle-m18i-mobile-portable-bluetooth-lossless-decoding-headphone-amplifier-with-dac-hifigo-m18i-996505.webp?v=1736336577","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/questyle-m18i-mobile-portable-bluetooth-lossless-decoding-headphone-amplifier-with-dac-hifigo-255888.webp?v=1736336568","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/questyle-m18i-mobile-portable-bluetooth-lossless-decoding-headphone-amplifier-with-dac-hifigo-174921.webp?v=1736336581","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/questyle-m18i-mobile-portable-bluetooth-lossless-decoding-headphone-amplifier-with-dac-hifigo-725603.webp?v=1736336574","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/questyle-m18i-mobile-portable-bluetooth-lossless-decoding-headphone-amplifier-with-dac-hifigo-330487.webp?v=1736336590","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/questyle-m18i-mobile-portable-bluetooth-lossless-decoding-headphone-amplifier-with-dac-hifigo-490212.webp?v=1736336561","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/questyle-m18i-mobile-portable-bluetooth-lossless-decoding-headphone-amplifier-with-dac-hifigo-243019.jpg?v=1747822242","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/questyle-m18i-mobile-portable-bluetooth-lossless-decoding-headphone-amplifier-with-dac-hifigo-case-only-867664.jpg?v=1747822239"],"price":360.7,"currency":"USD","in_stock":true,"inventory_qty":29997,"dynamic_pricing":false,"listed_at":"2026-06-20T16:26:29.157Z"},"share_url":"https://firestarter.network/l/lst_35LIzyvH","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_35LIzyvH' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Questyle M18i Mobile Portable Bluetooth Lossless Decoding Headphone Amplifier With DAC' and a budget_max comfortably above $360.70 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."]}}