{"sources":[{"id":"jbhifi-com-au--fiio-k19-dac-headphone-amplifier-silver:quick:source:0:listing","type":"listing","url":"https://prod-jbhifi.myshopify.com/products.json","retrieval_at":"2026-10-11T06:45:50.737Z","source_hash":"6850a24071614b54ec6a48a37ac2c73cd16b1ed19f494399e8f24dab72ae4e92","access_verdict":"permitted","robots_result":"allow"}],"summaries":[],"facts":[{"id":"jbhifi-com-au--fiio-k19-dac-headphone-amplifier-silver:pack:1:jbhifi-com-au--fiio-k19-dac-headphone-amplifier-silver:quick:source:0:listing:fact:0","source_id":"jbhifi-com-au--fiio-k19-dac-headphone-amplifier-silver:quick:source:0:listing","field":"PEQ","ordinal":0,"value_number":null,"unit":null,"value_text":"It has an adjustable 31-band high-precision lossless PEQ.","original_value":"an adjustable 31-band high-precision lossless PEQ*","confidence":0.9,"citation":{"lineage_tier":"T1","artefact_id":"jbhifi-com-au--fiio-k19-dac-headphone-amplifier-silver:quick:source:0:listing:artefact:6850a24071614b54ec6a48a37ac2c73cd16b1ed19f494399e8f24dab72ae4e92","start":562,"end":612,"summary_id":null,"excerpt_id":null,"span_sha256":"f74705f170d66cfa5a35c63a22eeaf732270422ac517c4193d6f4f2ae321790f","source_locator":"characters 562 to 612 of the retained text"}},{"id":"jbhifi-com-au--fiio-k19-dac-headphone-amplifier-silver:pack:1:jbhifi-com-au--fiio-k19-dac-headphone-amplifier-silver:quick:source:0:listing:fact:1","source_id":"jbhifi-com-au--fiio-k19-dac-headphone-amplifier-silver:quick:source:0:listing","field":"PEQ signal handling","ordinal":1,"value_number":null,"unit":null,"value_text":"The PEQ supports direct adjustment of PCM 44.1k-192k audio signals without sampling rate conversion.","original_value":"supports direct adjustment of PCM 44.1k-192k audio signals without resorting to sampling rate conversion (SRC)","confidence":0.9,"citation":{"lineage_tier":"T1","artefact_id":"jbhifi-com-au--fiio-k19-dac-headphone-amplifier-silver:quick:source:0:listing:artefact:6850a24071614b54ec6a48a37ac2c73cd16b1ed19f494399e8f24dab72ae4e92","start":620,"end":730,"summary_id":null,"excerpt_id":null,"span_sha256":"5c08bce164a85748611f0ea8f67617314bb4d2d427a95290e2a21ec7b0d3e63c","source_locator":"characters 620 to 730 of the retained text"}},{"id":"jbhifi-com-au--fiio-k19-dac-headphone-amplifier-silver:pack:1:jbhifi-com-au--fiio-k19-dac-headphone-amplifier-silver:quick:source:0:listing:fact:2","source_id":"jbhifi-com-au--fiio-k19-dac-headphone-amplifier-silver:quick:source:0:listing","field":"PEQ gain range","ordinal":2,"value_number":null,"unit":null,"value_text":"For each band the gain can be adjusted between +12--24dB.","original_value":"the gain can be adjusted between a range of +12--24dB","confidence":0.85,"citation":{"lineage_tier":"T1","artefact_id":"jbhifi-com-au--fiio-k19-dac-headphone-amplifier-silver:quick:source:0:listing:artefact:6850a24071614b54ec6a48a37ac2c73cd16b1ed19f494399e8f24dab72ae4e92","start":747,"end":800,"summary_id":null,"excerpt_id":null,"span_sha256":"314a784cb26714027ad4dad7c0e8f668929a9119e6fdb014eaa7d064349d9c42","source_locator":"characters 747 to 800 of the retained text"}},{"id":"jbhifi-com-au--fiio-k19-dac-headphone-amplifier-silver:pack:1:jbhifi-com-au--fiio-k19-dac-headphone-amplifier-silver:quick:source:0:listing:fact:3","source_id":"jbhifi-com-au--fiio-k19-dac-headphone-amplifier-silver:quick:source:0:listing","field":"PEQ Q range","ordinal":3,"value_number":null,"unit":null,"value_text":"For each band the Q value can be adjusted between 0.4dB~128dB.","original_value":"the Q value can be adjusted between a range of 0.4dB~128dB","confidence":0.85,"citation":{"lineage_tier":"T1","artefact_id":"jbhifi-com-au--fiio-k19-dac-headphone-amplifier-silver:quick:source:0:listing:artefact:6850a24071614b54ec6a48a37ac2c73cd16b1ed19f494399e8f24dab72ae4e92","start":805,"end":863,"summary_id":null,"excerpt_id":null,"span_sha256":"dfcfc002d08f2a5c8be9a195710af2bfe02e0709f14c6e491e009cbf4b8bc5ad","source_locator":"characters 805 to 863 of the retained text"}},{"id":"jbhifi-com-au--fiio-k19-dac-headphone-amplifier-silver:pack:1:jbhifi-com-au--fiio-k19-dac-headphone-amplifier-silver:quick:source:0:listing:fact:4","source_id":"jbhifi-com-au--fiio-k19-dac-headphone-amplifier-silver:quick:source:0:listing","field":"PEQ sharing","ordinal":4,"value_number":null,"unit":null,"value_text":"PEQ presets can be imported and exported and shared between users.","original_value":"PEQ presets on the K19 can be shared between users","confidence":0.9,"citation":{"lineage_tier":"T1","artefact_id":"jbhifi-com-au--fiio-k19-dac-headphone-amplifier-silver:quick:source:0:listing:artefact:6850a24071614b54ec6a48a37ac2c73cd16b1ed19f494399e8f24dab72ae4e92","start":920,"end":970,"summary_id":null,"excerpt_id":null,"span_sha256":"578555b5ef71148665cef24807989ed9715bc52638e8e4a5a804abdbc58fb882","source_locator":"characters 920 to 970 of the retained text"}},{"id":"jbhifi-com-au--fiio-k19-dac-headphone-amplifier-silver:pack:1:jbhifi-com-au--fiio-k19-dac-headphone-amplifier-silver:quick:source:0:listing:fact:5","source_id":"jbhifi-com-au--fiio-k19-dac-headphone-amplifier-silver:quick:source:0:listing","field":"PEQ control platforms","ordinal":5,"value_number":null,"unit":null,"value_text":"PEQ adjustment is supported on Windows and Mac computers and with the mobile control app.","original_value":"PEQ adjustment is supported on Windows and Mac computers, as well as with the mobile control app","confidence":0.9,"citation":{"lineage_tier":"T1","artefact_id":"jbhifi-com-au--fiio-k19-dac-headphone-amplifier-silver:quick:source:0:listing:artefact:6850a24071614b54ec6a48a37ac2c73cd16b1ed19f494399e8f24dab72ae4e92","start":1069,"end":1165,"summary_id":null,"excerpt_id":null,"span_sha256":"3235470e68b3fdc11615f6121e1141f70cc85bbca26066b1f36541e78f4aa220","source_locator":"characters 1069 to 1165 of the retained text"}},{"id":"jbhifi-com-au--fiio-k19-dac-headphone-amplifier-silver:pack:1:jbhifi-com-au--fiio-k19-dac-headphone-amplifier-silver:quick:source:0:listing:fact:6","source_id":"jbhifi-com-au--fiio-k19-dac-headphone-amplifier-silver:quick:source:0:listing","field":"Limiter technology","ordinal":6,"value_number":null,"unit":null,"value_text":"It features DEL (Dual Engine Limiter) technology that can apply dynamic range compression and enhancement and an advanced limiter to prevent clipping.","original_value":"the K19 can apply various audio effects such as dynamic range compression (DRC) and dynamic range enhancement (DRE) as well as an advanced limiter to prevent clipping","confidence":0.9,"citation":{"lineage_tier":"T1","artefact_id":"jbhifi-com-au--fiio-k19-dac-headphone-amplifier-silver:quick:source:0:listing:artefact:6850a24071614b54ec6a48a37ac2c73cd16b1ed19f494399e8f24dab72ae4e92","start":375,"end":541,"summary_id":null,"excerpt_id":null,"span_sha256":"43cea0cfd7d62ba359876a92a97bea95e4ec08f2f250b3caf463726db4dd0e8f","source_locator":"characters 375 to 541 of the retained text"}}],"facet_texts":[],"gaps":[{"id":"jbhifi-com-au--fiio-k19-dac-headphone-amplifier-silver:pack:1:gap:facets:1","source_type":"facets","url":null,"reason":"embeddings skipped in the store-data batch","detail":"the store-data batch makes no embedding call of any kind; this pack has no facet texts and no vectors","recorded_at":"2026-10-12T15:23:18.910Z"},{"id":"jbhifi-com-au--fiio-k19-dac-headphone-amplifier-silver:pack:1:gap:listing:0","source_type":"listing","url":"https://prod-jbhifi.myshopify.com/products.json","reason":"facts dropped: quote not found in the store's own data","detail":"1 fact the batch turn wrote was dropped because its quote was not found word for word in the store's own text, by Ash's 23-Sep-2026 ruling (topics: DSP chip).","recorded_at":"2026-10-12T15:23:18.910Z"}],"facet_check":null,"evidence_depth":{"note":"Store data: every fact here was written from the product data the store itself publishes (title, vendor, product type, variants, tags and description), as RoboTrunk holds it, and each fact's quote was found word for word in that text. No outside source was read and no web search was made. The grader then checked each fact against that text. The store's description was held only up to its first 1,200 characters, so anything later in it was not read. A deeper read with outside sources may follow later.","depth":"store_data","model":"deepseek-flash","sources":[{"url":"https://prod-jbhifi.myshopify.com/products.json","role":"the store's own product data","retained":true}],"batch_id":"store-data:jbhifi-com-au:2026-10-12T15-22-07-641Z:575","reasoning":"none","batch_size":10,"embeddings":"skipped in the store-data batch: no embedding call of any kind is made in this mode","merged_stores":[],"description_cut":true,"write_turn_timeout_minutes":10,"facts_dropped_quote_not_found":1}}