{"type":"firestarter.listing","listing":{"id":"lst__lB0D9bo","product_name":"FiiO K19 Studio-Grade Dual ES9039SPRO Flagship DAC & Headphone Amplifier","category":null,"description":" \n\nFeatures:-\n>Flagship Dual DAC Arrangement.\n>Latest ESS 8-Channel ES9039SPro DAC Chips.\n>31-Band High-Precision Lossless PEQ.\n>8-Channel THX AAA 788+ High-Power Amp Section.\n>Up to 8W Per Channel Output.\n>High-Performance Ultra-Low Phase Noise Femtosecond Crystal Oscillators.\n>Global Clock Management.\n>Ultra-thin Die-Cast Unbody Shock-Proof Chassis.\n>Supports Multiple Inputs Including HDMI, ARC, Bluetooth, USB, etc.\n>Separated and Shielded Digital and Analog Circuits.\n>Multi-Stage Analog Power Supply.\n>DC/AC Dual-Mode Power Supply.\n>Audiophile-Grade Components.\n>Four Analog Ouput+Two Digital Outputs.\n>1.3” Colorful Display Screen.\n>Horizontal or Vertical Orientation Support.\n>Custom Infrared Remote Control Included.\n>12V BiDirectional Trigger.\n>Supports FiiO Control Application.\n>Dual Indicator Lights on Volume Knob.\nFiiO K19 is the brand’s latest flagship studio-grade DAC/AMP. Designed with top-quality components, the K19 packs an industry-leading performance. Featuring two latest 8-channel ES9039SPro flagship DAC Chips and a solid THX AAA 88+ amp section, FiiO promises clear, crisp output with a strong amp section. FiiO K19 supports a 31-band highly precise PEQ that allows you to precisely adjust the output. The strong amp section on the K19 produces a powerful 8W per channel output. FiiO K19 is here to bring the best all-in-one desktop device to you!!\nMagical 31-Band PEQ:-\nThe FiiO K19 features DEL(Dual-Engine Limiter) technology, along with some proprietary algorithms, the K19 get access to various audio effects such as DRC(Dynamic Range Compression), and DRE(Dynamic Range Enhancement). It also has 31-Band highly precise lossless PEQ that allows for adjustment between 44.1kHz to 192kHz audio signals without interfering with the sampling rate conversion(SRC). For each band, users can adjust the gain between +12 to -24dB, allowing them to fully adjust the output!!\nLatest-Gen Flagship Dual DAC Chipset:-\n","images":["https://cdn.shopify.com/s/files/1/0031/0453/8673/files/fiio-k19-studio-grade-dual-es9039spro-flagship-dac-headphone-amplifier-hifigo-k19-silver-551642.jpg?v=1711661405","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/fiio-k19-studio-grade-dual-es9039spro-flagship-dac-headphone-amplifier-hifigo-k19-black-843121.jpg?v=1711661577","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/fiio-k19-studio-grade-dual-es9039spro-flagship-dac-headphone-amplifier-hifigo-350993.jpg?v=1711661538","https://cdn.shopify.com/s/files/1/0031/0453/8673/files/fiio-k19-studio-grade-dual-es9039spro-flagship-dac-headphone-amplifier-hifigo-499832.jpg?v=1711661588"],"price":1349.99,"currency":"USD","in_stock":true,"inventory_qty":19998,"dynamic_pricing":false,"listed_at":"2026-06-20T16:26:30.027Z"},"share_url":"https://firestarter.network/l/lst__lB0D9bo","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__lB0D9bo' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy FiiO K19 Studio-Grade Dual ES9039SPRO Flagship DAC & Headphone Amplifier' and a budget_max comfortably above $1349.99 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."]}}