{"type":"firestarter.listing","listing":{"id":"lst_GQRaAlsN","product_name":"HIDIZS S9 Pro Plus Martha","category":"AMP & DAC","description":"\n\nPCM Supports Up to 32bit/768kHz / Native DSD Supports Up to 512\nThe device incorporates the advanced ES9038Q2M chip, enabling support for an impressive 32bit/768kHz PCM sampling rate. With a remarkable Signal-to-Noise Ratio (SNR) of up to 128dB and ultra-low Total Harmonic Distortion plus Noise (THD+N) of -120dB, the 'Martha' guarantees unparalleled precision, capturing intricate musical details for a flawless sound reproduction.\n\n\nTailored for Audiophiles\nDesigned with audiophiles in mind, the 'Martha' features practical function buttons for seamless volume adjustments. The ES9038Q2M introduces six filter pulse response effects, easily accessible with dedicated buttons, providing a personalized listening experience.\n\n\nDual 4.4mm/3.5mm Output Interfaces\nIndulge in a dual audio experience with both 4.4mm and 3.5mm audio output interfaces. This balanced decoding amplifier caters to various headphone types while maintaining a lightweight profile at just 17 grams, ensuring high-quality music on the go.\n\n\nElegant and Powerful Sprite\nCrafted from aerospace-grade aluminum using advanced CNC machining, the 'Martha' showcases a robust and stylish design. Its compact and lightweight build provides a comfortable and elegant feel.\n\n\nPowerful and Compact Audio Excellence\nDespite its size, the S9 Pro Plus delivers exceptional power (138mW+138mW@32Ω 3.5mm SE /180mW+180mW@32Ω 4.4mm BAL), capable of driving any IEMs, including planar or low-impedance models, achieving outstanding desktop-class performance.\n\n\nLow Noise, Low Distortion\nExperience a clean, hiss-free amplification with ultra-low distortion (0.0019% in 3.5mm, 0.0008% in 4.4mm) and a high SNR (123dB/120dB), ensuring an optimal audio experience with the 'Martha.'\n\n\nUniversal Compatibility for All Platforms\nFeaturing a standard Type-C data interface, the S9 Pro Plus is compatible with various platforms, offering true plug-and-play convenience on Windows, Mac OS, iPad OS, Android, iOS, and Harmony OS.\n\n\nFrom Portable Smart","images":["https://cdn.shopify.com/s/files/1/0040/7201/3924/files/4_f5b53ab3-b5ba-419e-ba96-d67df0c689c6.jpg?v=1702629549","https://cdn.shopify.com/s/files/1/0040/7201/3924/files/5_4f4cba22-a30f-463b-8ffe-6498ab1ee791.jpg?v=1702629549","https://cdn.shopify.com/s/files/1/0040/7201/3924/files/6_9947b88b-86ae-4b1e-85d6-7c0146cde041.jpg?v=1702629549","https://cdn.shopify.com/s/files/1/0040/7201/3924/files/1_cfcc1c0c-5a43-4394-a0e3-8eff918c398b.jpg?v=1702629549","https://cdn.shopify.com/s/files/1/0040/7201/3924/files/2_2451b822-c75c-435f-981d-3b6808dbb91d.jpg?v=1702629549","https://cdn.shopify.com/s/files/1/0040/7201/3924/files/3_ae7195ce-88eb-4c23-bdfa-91702a9f5aab.jpg?v=1702629549"],"price":79.99,"currency":"USD","in_stock":true,"inventory_qty":29997,"dynamic_pricing":false,"listed_at":"2026-06-20T16:26:44.158Z"},"share_url":"https://firestarter.network/l/lst_GQRaAlsN","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_GQRaAlsN' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy HIDIZS S9 Pro Plus Martha' and a budget_max comfortably above $79.99 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."]}}