{"type":"firestarter.listing","listing":{"id":"lst_aHFscygP","product_name":"Softears Karma 1DD+4BA+2BC+2EST+1MEMS Drivers IEMs","category":null,"description":"Features:-\n>Advanced Flagship Multi-Driver Hybrid IEMs.\n>10-Driver Hybrid Configuration On Each Side.\n>Redefined Acoustic Arcthitecture with Five Types of Drivers.\n>1DD+2BC+4BA+2EST+1MEMS Driver Setup Per Side.\n>Outstanding Sound Performance with Excellent Resolution and Natural Tone.\n>Futuristic Treble with Dual EST and 1 Low-Voltage MEMS Driver.\n>Four Full-Range BA Drivers for Crisp Midrange.\n>Composite Bass Module with 1 Dynamic Driver and Dual BCD Drivers.\n>CNC-Machined Titanium-Alloy Shells.\n>Crystalline Mirror-Finish.\n>Comfortable Aesthetics.\n>7N High-Purity Rotary-Forged Coaxial Silver-Plated Dual-Layer Structure Stock Cable.\n>Titanium-Alloy CNC-Machined Y-Splitter.\n>Softears UC and Type-B Stock Ear Tips.\nTechnical Information:-\n>Impedance: 7Ω@1kHz.\n>Sensitivity: 122dB/Vrms.\n>THD+N: <1%@1kHz.\n>Effective Frequency Response Range: 20Hz~20kHz.\n>Frequency Range: 8Hz~40kHz.\n>Connector Type: 0.78mm 2-pin Connectors.\n>Termination Plug: 4.4mm.\nSoftears is on a roll lately with so many new releases back to back. Today, we are super excited to announce their latest flagship, “Karma”, a ten-driver hybrid IEM that carries the theme of “Reincarnation(Samsara)”. It is designed as a successor to the highly acclaimed flagship from Softears, the Cerebrus. Drawing its conceptual and visual inspiration from the absolute limits of portable audio engineering, the Karma houses a highly advanced ten-driver hybrid configuration (1DD+2BC+4BA+2EST+1MEMS) meticulously tuned to deliver a warm, natural, and highly resolving sound experience. The pair focuses on delivering excellent resolution with a natural tone across the frequency band. By combining a 10mm biological wool diaphragm dynamic driver with dual bone conduction units, four customized full-range balanced armatures, and a groundbreaking MEMS + dual EST treble system, the Karma achieves a beautifully cohesive acoustic ecosystem with physical bass impact and excep","images":["https://cdn.shopify.com/s/files/1/0031/0453/8673/files/softears-karma-1dd4ba2bc2es11mems-drivers-iems-softears-402873.jpg?v=1782709540","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/softears-karma-1dd4ba2bc2es11mems-drivers-iems-softears-356218.webp?v=1782709507","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/softears-karma-1dd4ba2bc2es11mems-drivers-iems-softears-616536.webp?v=1782709536","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/softears-karma-1dd4ba2bc2es11mems-drivers-iems-softears-253489.webp?v=1782709521","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/softears-karma-1dd4ba2bc2es11mems-drivers-iems-softears-992797.webp?v=1782709565","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/softears-karma-1dd4ba2bc2es11mems-drivers-iems-softears-739849.webp?v=1782709509","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/softears-karma-1dd4ba2bc2es11mems-drivers-iems-softears-karma-655954.webp?v=1782709575"],"price":2599,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-07-03T16:16:45.012Z"},"share_url":"https://firestarter.network/l/lst_aHFscygP","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_aHFscygP' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Softears Karma 1DD+4BA+2BC+2EST+1MEMS Drivers IEMs' and a budget_max comfortably above $2599.00 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."]}}