{"type":"firestarter.listing","listing":{"id":"lst_a9JfFlxS","product_name":"7HZ Aurora","category":"Earphones/IEMs","description":"\nThe 7Hz Legacy\n7Hz made a global wave in the past with several of its most popular models. IEMs such as the Salnotes Zero, Dioko, and Timeless gathered massive popularity due to their amazing sound-to-value performance. 7Hz has proven itself to the worldwide audience as a trusted manufacturer of high-performance IEMs and will continue its legacy with better innovations and stronger community engagement. \n\n\n\n\nTribrid Drivers Configuration\nThe Aurora utilizes a double dynamic driver system composed of 1 x 12mm large diaphragm drivers, 2x fullranged balanced armature drivers, and a 6mm ultra-treble planar driver.  This design is significant for a few reasons. Firstly, by utilizing a multi-driver design, the frequency spectrum can be divided between multiple drivers, which reduces the driver load and increases output and sound quality. Second, by using a tribrid configuration, the most optimal sound characteristic can be achieved to bring out the best of each driver. One of the common faults of hybrid or tribrid designs are a mixing of timbre characteristics, which results in a disjointed sound. The Aurora addresses this by optimizing each driver type to respective frequency ranges at softer crossovers to create a coherent sound across the entire spectrum. \n\n\n\n\n\n12mm Composite Dynamic Driver\nThe custom 12mm composite diaphragm driver features a double coil system to significantly enhance the low-end output at reduced distortion rates. Tuned specifically to the bass, this driver provides well-textured and powerful low, but in a controlled and professional tuning. Enhanced impact, speed, and texture can be felt by the composite DD bass system.\n\n\n\n\n\nDual Balanced Armature Drivers\nA custom full-range balanced armature was selected to bridge the gap between the dynamic and planar drivers. Our balanced armature driver has an intermediate timbre between the two driver types, as well as excellent midrange performance. \n\n\n\n\n\n6mm Ultra-Treble Planar Driver\nA  6mm diaphragm was u","images":["https://cdn.shopify.com/s/files/1/0040/7201/3924/files/7HzAurora.jpg?v=1735899310","https://cdn.shopify.com/s/files/1/0040/7201/3924/files/IMG_0158.jpg?v=1735899310","https://cdn.shopify.com/s/files/1/0040/7201/3924/files/IMG_0133.jpg?v=1735899310","https://cdn.shopify.com/s/files/1/0040/7201/3924/files/IMG_0213.jpg?v=1735899310","https://cdn.shopify.com/s/files/1/0040/7201/3924/files/IMG_0163.jpg?v=1735899310","https://cdn.shopify.com/s/files/1/0040/7201/3924/files/IMG_0135.jpg?v=1735899310","https://cdn.shopify.com/s/files/1/0040/7201/3924/files/IMG_0144.jpg?v=1735899310","https://cdn.shopify.com/s/files/1/0040/7201/3924/files/IMG_0155.jpg?v=1735899310","https://cdn.shopify.com/s/files/1/0040/7201/3924/files/IMG_0127.jpg?v=1735899310","https://cdn.shopify.com/s/files/1/0040/7201/3924/files/IMG_0140_ed1c6663-4a0d-4ee9-b041-db236b369cfb.jpg?v=1735899310"],"price":399,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-20T16:26:46.252Z"},"share_url":"https://firestarter.network/l/lst_a9JfFlxS","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_a9JfFlxS' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy 7HZ Aurora' and a budget_max comfortably above $399.00 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."]}}