{"type":"firestarter.listing","listing":{"id":"lst_F-T7Nh6M","product_name":"Fosi Audio V3 Stereo Amplifier 300W x2 TPA3255 Class D Mini Speaker Amp with 48V Power Supply","category":"Speaker Amp","description":"The Fosi Audio V3 Stereo Amplifier is a compact yet powerful 2-channel Class D amplifier designed for passive bookshelf speakers, tower speakers, desktop audio systems, and home theater setups. Built with the high-performance TPA3255 amplifier chip, the V3 delivers clean, dynamic sound with strong output power in a small and efficient design.With up to 300W x 2 output power and an included 48V power supply, the Fosi Audio V3 provides excellent driving capability for a wide range of passive speakers. Its Class D design offers high efficiency, low heat, and reliable performance, making it ideal for both desktop HiFi listening and home audio use.The V3 features a simple and practical design with stereo RCA input and speaker outputs, allowing easy connection to DACs, preamps, streamers, CD players, TVs, and other audio sources. Its compact size makes it easy to place on a desk, shelf, or media cabinet while still delivering powerful sound performance. This item is in open box condition.Key Features:\nFosi Audio V3 stereo power amplifier\n300W x 2 output power\nTPA3255 Class D amplifier chip\nIncludes 48V power supply\nDesigned for passive bookshelf and tower speakers\n2-channel stereo audio performance\nCompact mini amplifier design\nGreat for desktop audio, home theater, and HiFi systems\nEfficient Class D design with low heat\n","images":["https://cdn.shopify.com/s/files/1/0225/2721/3642/files/apos-audio-addsoap-speaker-amp-v3-stereo-amplifier-300w-x2-tpa3255-class-d-mini-speaker-amp-with-48v-power-supply-1241158438.jpg?v=1780384749","https://cdn.shopify.com/s/files/1/0225/2721/3642/files/apos-audio-addsoap-speaker-amp-v3-stereo-amplifier-300w-x2-tpa3255-class-d-mini-speaker-amp-with-48v-power-supply-1241158437.jpg?v=1780384688","https://cdn.shopify.com/s/files/1/0225/2721/3642/files/apos-audio-addsoap-speaker-amp-v3-stereo-amplifier-300w-x2-tpa3255-class-d-mini-speaker-amp-with-48v-power-supply-1241158436.jpg?v=1780381210"],"price":93.49,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T16:25:55.279Z"},"share_url":"https://firestarter.network/l/lst_F-T7Nh6M","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 ","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_F-T7Nh6M' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Fosi Audio V3 Stereo Amplifier 300W x2 TPA3255 Class D Mini Speaker Amp with 48V Power Supply' and a budget_max comfortably above $93.49 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."]}}