{"type":"firestarter.listing","listing":{"id":"lst_4itBNx95","product_name":"DDHIFI DJ30SE","category":"adapter","description":"                                          Professional Balanced-to-Single-Ended Conversion with Safety in Mind                The DJ30SE converts 4.4mm balanced output to 3.5mm single-ended. Unlike cheap adapters that short negative to ground (risking damage), it uses a precise circuit tapping positive signals and returning current to the ground pin. This delivers clean sound using half the balanced power, ensuring safety and fidelity.                                                                                Optimized Compact Design for Seamless Integration                Based on the DJ44L, the DJ30SE features a lowered, ultra-slim profile. When paired with 3.5mm straight plug cables, it stays compact and not bulky. The design fits neatly into any audio setup without clutter.                                                                                Full-Metal One-Piece Construction for Superior Durability                The shell is aviation-grade AL6063 aluminum alloy, CNC-machined with thickened anodized sandblasted finish. This provides high hardness and excellent wear resistance. Full-body shielding blocks electromagnetic interference and minimizes sound quality loss during conversion.                                                                                Practical Application Scenarios for Everyday Use                Two practical use cases exist for the DJ30SE. Scenario A: your player has only 4.4mm out while your headphones use 3.5mm. Scenario B: both outputs exist but differ in gain and impedance, and for some headphones the converted 4.4mm signal sounds better. The DJ30SE gives you the flexibility to choose.                                                                                Premium Internal Wiring for Faithful Signal Transmission                Inside the DJ30SE, silver-plated OCC copper wiring minimizes signal loss. The high-purity conductors preserve musical detail and deliver transparent audio. Combined with full-metal shie","images":["https://cdn.shopify.com/s/files/1/0040/7201/3924/files/DDHIFI_DJ30SE.jpg?v=1782897782","https://cdn.shopify.com/s/files/1/0040/7201/3924/files/DJ30SE-09.jpg?v=1782897755","https://cdn.shopify.com/s/files/1/0040/7201/3924/files/DJ30SE-01.jpg?v=1782898720","https://cdn.shopify.com/s/files/1/0040/7201/3924/files/DJ30SE-11.jpg?v=1782897755"],"price":29.99,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-07-03T16:17:11.643Z"},"share_url":"https://firestarter.network/l/lst_4itBNx95","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_4itBNx95' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy DDHIFI DJ30SE' and a budget_max comfortably above $29.99 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."]}}