{"type":"firestarter.listing","listing":{"id":"lst_ciewIN_M","product_name":"CrinEar Protocol Max","category":"AMP & DAC","description":"\n\n\nPrecision Meets Power in the Palm of Your Hand\nThe CrinEar Protocol Max marks the brand’s bold debut in the source gear world, carrying forward CrinEar’s philosophy of acoustic precision into digital-to-analog conversion and amplification. Designed for audiophiles, engineers, and music lovers alike, this portable USB-powered DAC-amp delivers pure, reference-grade sound in a compact and rugged body.\n\n\nDesigned for Effortless Driving Power\nWith up to 600mW of clean output from its balanced connection, the Protocol Max confidently drives everything—from ultra-sensitive in-ear monitors to high-impedance full-size headphones. Its dual operational amplifiers ensure stable current delivery with minimal distortion, offering both raw power and refined control in one pocket-sized powerhouse.\n\n\n\nCustom Sound, Simplified\nNo apps, no software installs, no hassle. The Protocol Max introduces a browser-based parametric EQ via the Hangout.Audio Graph Tool, allowing users to adjust and save their preferred tuning directly onto the device. Your EQ settings stay stored internally, so your personalized sound travels wherever you go.\n\n\nIntelligent Dual Power Modes\nChoose your performance style: Eco Mode for power efficiency and longer sessions, or Boost Mode when you need full output for demanding headphones. The seamless switching ensures optimal performance in any setup—portable or desktop.\n\n\n\nCrafted for Everyday Portability\nMilled from premium aluminum, the Protocol Max’s sleek and sturdy housing not only looks elegant but also offers reliable protection. Lightweight yet durable, it’s built to travel effortlessly with your gear while maintaining a professional, modern aesthetic.\n\n","images":["https://cdn.shopify.com/s/files/1/0040/7201/3924/files/CrinearProtocolmaxfront.png?v=1760003243","https://cdn.shopify.com/s/files/1/0040/7201/3924/files/CrinEarProtocolMax.png?v=1760003258","https://cdn.shopify.com/s/files/1/0040/7201/3924/files/CrinearProtocolMax3.5_4.4.png?v=1760003271","https://cdn.shopify.com/s/files/1/0040/7201/3924/files/CrinearProtocolmaxback.png?v=1760003293","https://cdn.shopify.com/s/files/1/0040/7201/3924/files/CrinearProtocolMaxbuttons.png?v=1760003309","https://cdn.shopify.com/s/files/1/0040/7201/3924/files/CrinearProtocolmaxCable.png?v=1760003326","https://cdn.shopify.com/s/files/1/0040/7201/3924/files/CrinearProtocolmaxEco_boost.png?v=1760003343"],"price":89.99,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T16:26:44.638Z"},"share_url":"https://firestarter.network/l/lst_ciewIN_M","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_ciewIN_M' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy CrinEar Protocol Max' and a budget_max comfortably above $89.99 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."]}}