{"sources":[{"id":"jbhifi-com-au--aiyima-a20-hi-fi-balanced-2-1-amplifier-240w-power-supply:quick:source:0:listing","type":"listing","url":"https://prod-jbhifi.myshopify.com/products.json","retrieval_at":"2026-10-02T19:01:50.920Z","source_hash":"149b24e112b9ffaab2cf8527983335c9e0a858844eeb26ff1c4da4780184b314","access_verdict":"permitted","robots_result":"allow"}],"summaries":[],"facts":[{"id":"jbhifi-com-au--aiyima-a20-hi-fi-balanced-2-1-amplifier-240w-power-supply:pack:1:jbhifi-com-au--aiyima-a20-hi-fi-balanced-2-1-amplifier-240w-power-supply:quick:source:0:listing:fact:0","source_id":"jbhifi-com-au--aiyima-a20-hi-fi-balanced-2-1-amplifier-240w-power-supply:quick:source:0:listing","field":"Amplifier type","ordinal":0,"value_number":null,"unit":null,"value_text":"2.1-channel Class-D stereo amplifier","original_value":"2.1-channel Class-D stereo amplifier","confidence":1,"citation":{"lineage_tier":"T1","artefact_id":"jbhifi-com-au--aiyima-a20-hi-fi-balanced-2-1-amplifier-240w-power-supply:quick:source:0:listing:artefact:149b24e112b9ffaab2cf8527983335c9e0a858844eeb26ff1c4da4780184b314","start":363,"end":399,"summary_id":null,"excerpt_id":null,"span_sha256":"15e9604d1177063db3acac5135d0f20f104b2564e1719e3a50fe9166ed5dc984","source_locator":"characters 363 to 399 of the retained text"}},{"id":"jbhifi-com-au--aiyima-a20-hi-fi-balanced-2-1-amplifier-240w-power-supply:pack:1:jbhifi-com-au--aiyima-a20-hi-fi-balanced-2-1-amplifier-240w-power-supply:quick:source:0:listing:fact:1","source_id":"jbhifi-com-au--aiyima-a20-hi-fi-balanced-2-1-amplifier-240w-power-supply:quick:source:0:listing","field":"Amplification chip","ordinal":1,"value_number":null,"unit":null,"value_text":"TPA3255","original_value":"Class-D TPA3255 Amplification","confidence":1,"citation":{"lineage_tier":"T1","artefact_id":"jbhifi-com-au--aiyima-a20-hi-fi-balanced-2-1-amplifier-240w-power-supply:quick:source:0:listing:artefact:149b24e112b9ffaab2cf8527983335c9e0a858844eeb26ff1c4da4780184b314","start":729,"end":758,"summary_id":null,"excerpt_id":null,"span_sha256":"6720e642682a4ef3290956846714e7e85a28d60229549dae68d38fc1d0322534","source_locator":"characters 729 to 758 of the retained text"}},{"id":"jbhifi-com-au--aiyima-a20-hi-fi-balanced-2-1-amplifier-240w-power-supply:pack:1:jbhifi-com-au--aiyima-a20-hi-fi-balanced-2-1-amplifier-240w-power-supply:quick:source:0:listing:fact:2","source_id":"jbhifi-com-au--aiyima-a20-hi-fi-balanced-2-1-amplifier-240w-power-supply:quick:source:0:listing","field":"Inputs","ordinal":2,"value_number":null,"unit":null,"value_text":"Balanced XLR and unbalanced RCA inputs","original_value":"balanced XLR and unbalanced RCA inputs","confidence":1,"citation":{"lineage_tier":"T1","artefact_id":"jbhifi-com-au--aiyima-a20-hi-fi-balanced-2-1-amplifier-240w-power-supply:quick:source:0:listing:artefact:149b24e112b9ffaab2cf8527983335c9e0a858844eeb26ff1c4da4780184b314","start":454,"end":492,"summary_id":null,"excerpt_id":null,"span_sha256":"62557432afcf3706ec2d909fe704f292844079a9f83ff21949f5eac03319b743","source_locator":"characters 454 to 492 of the retained text"}},{"id":"jbhifi-com-au--aiyima-a20-hi-fi-balanced-2-1-amplifier-240w-power-supply:pack:1:jbhifi-com-au--aiyima-a20-hi-fi-balanced-2-1-amplifier-240w-power-supply:quick:source:0:listing:fact:3","source_id":"jbhifi-com-au--aiyima-a20-hi-fi-balanced-2-1-amplifier-240w-power-supply:quick:source:0:listing","field":"Subwoofer output","ordinal":3,"value_number":null,"unit":null,"value_text":"Dedicated sub output","original_value":"dedicated sub output","confidence":1,"citation":{"lineage_tier":"T1","artefact_id":"jbhifi-com-au--aiyima-a20-hi-fi-balanced-2-1-amplifier-240w-power-supply:quick:source:0:listing:artefact:149b24e112b9ffaab2cf8527983335c9e0a858844eeb26ff1c4da4780184b314","start":1016,"end":1036,"summary_id":null,"excerpt_id":null,"span_sha256":"f060b5b9559c29084c69c0964bdf19f5da55938e4ecf4c6b830f232c6fa042e9","source_locator":"characters 1016 to 1036 of the retained text"}},{"id":"jbhifi-com-au--aiyima-a20-hi-fi-balanced-2-1-amplifier-240w-power-supply:pack:1:jbhifi-com-au--aiyima-a20-hi-fi-balanced-2-1-amplifier-240w-power-supply:quick:source:0:listing:fact:4","source_id":"jbhifi-com-au--aiyima-a20-hi-fi-balanced-2-1-amplifier-240w-power-supply:quick:source:0:listing","field":"High-pass filter","ordinal":4,"value_number":null,"unit":null,"value_text":"Built-in high-pass filter (60–200 Hz)","original_value":"Built-in high-pass filter (60–200 Hz)","confidence":1,"citation":{"lineage_tier":"T1","artefact_id":"jbhifi-com-au--aiyima-a20-hi-fi-balanced-2-1-amplifier-240w-power-supply:quick:source:0:listing:artefact:149b24e112b9ffaab2cf8527983335c9e0a858844eeb26ff1c4da4780184b314","start":974,"end":1011,"summary_id":null,"excerpt_id":null,"span_sha256":"8bb2cc7525b0fc23a7c269b46755b49e3248f611dbbe53f25f967e0669335ffa","source_locator":"characters 974 to 1011 of the retained text"}},{"id":"jbhifi-com-au--aiyima-a20-hi-fi-balanced-2-1-amplifier-240w-power-supply:pack:1:jbhifi-com-au--aiyima-a20-hi-fi-balanced-2-1-amplifier-240w-power-supply:quick:source:0:listing:fact:5","source_id":"jbhifi-com-au--aiyima-a20-hi-fi-balanced-2-1-amplifier-240w-power-supply:quick:source:0:listing","field":"Signal-to-noise ratio","ordinal":5,"value_number":null,"unit":null,"value_text":"≥ 116 dB","original_value":"Signal-to-Noise Ratio ? 116 dB","confidence":1,"citation":{"lineage_tier":"T1","artefact_id":"jbhifi-com-au--aiyima-a20-hi-fi-balanced-2-1-amplifier-240w-power-supply:quick:source:0:listing:artefact:149b24e112b9ffaab2cf8527983335c9e0a858844eeb26ff1c4da4780184b314","start":1217,"end":1247,"summary_id":null,"excerpt_id":null,"span_sha256":"b0f6b2c27952539986ef5fe21b5f5cc1791da6c50669b20a25dcc10f1f5f1cde","source_locator":"characters 1217 to 1247 of the retained text"}},{"id":"jbhifi-com-au--aiyima-a20-hi-fi-balanced-2-1-amplifier-240w-power-supply:pack:1:jbhifi-com-au--aiyima-a20-hi-fi-balanced-2-1-amplifier-240w-power-supply:quick:source:0:listing:fact:6","source_id":"jbhifi-com-au--aiyima-a20-hi-fi-balanced-2-1-amplifier-240w-power-supply:quick:source:0:listing","field":"Dynamic range","ordinal":6,"value_number":null,"unit":null,"value_text":"≥ 110 dB","original_value":"Dynamic Range ? 110 dB","confidence":1,"citation":{"lineage_tier":"T1","artefact_id":"jbhifi-com-au--aiyima-a20-hi-fi-balanced-2-1-amplifier-240w-power-supply:quick:source:0:listing:artefact:149b24e112b9ffaab2cf8527983335c9e0a858844eeb26ff1c4da4780184b314","start":1249,"end":1271,"summary_id":null,"excerpt_id":null,"span_sha256":"2c3bdc53fc84b4d08ee50ecc756ad4dcd5fef131de2be8fa4d180f4ec74cf3d1","source_locator":"characters 1249 to 1271 of the retained text"}},{"id":"jbhifi-com-au--aiyima-a20-hi-fi-balanced-2-1-amplifier-240w-power-supply:pack:1:jbhifi-com-au--aiyima-a20-hi-fi-balanced-2-1-amplifier-240w-power-supply:quick:source:0:listing:fact:7","source_id":"jbhifi-com-au--aiyima-a20-hi-fi-balanced-2-1-amplifier-240w-power-supply:quick:source:0:listing","field":"Total harmonic distortion + noise","ordinal":7,"value_number":null,"unit":null,"value_text":"As low as 0.002%","original_value":"THD + N as low as 0.002%","confidence":1,"citation":{"lineage_tier":"T1","artefact_id":"jbhifi-com-au--aiyima-a20-hi-fi-balanced-2-1-amplifier-240w-power-supply:quick:source:0:listing:artefact:149b24e112b9ffaab2cf8527983335c9e0a858844eeb26ff1c4da4780184b314","start":1273,"end":1297,"summary_id":null,"excerpt_id":null,"span_sha256":"c92b70372260796e4c0e1228e3856e3ffbfff8fff10ad22040c6b9a06560163c","source_locator":"characters 1273 to 1297 of the retained text"}},{"id":"jbhifi-com-au--aiyima-a20-hi-fi-balanced-2-1-amplifier-240w-power-supply:pack:1:jbhifi-com-au--aiyima-a20-hi-fi-balanced-2-1-amplifier-240w-power-supply:quick:source:0:listing:fact:8","source_id":"jbhifi-com-au--aiyima-a20-hi-fi-balanced-2-1-amplifier-240w-power-supply:quick:source:0:listing","field":"Speaker compatibility","ordinal":8,"value_number":null,"unit":null,"value_text":"Drives 4–8 Ω speakers","original_value":"Drives 4–8 ? speakers","confidence":1,"citation":{"lineage_tier":"T1","artefact_id":"jbhifi-com-au--aiyima-a20-hi-fi-balanced-2-1-amplifier-240w-power-supply:quick:source:0:listing:artefact:149b24e112b9ffaab2cf8527983335c9e0a858844eeb26ff1c4da4780184b314","start":1319,"end":1340,"summary_id":null,"excerpt_id":null,"span_sha256":"3719ad506b3bda7cbe34e073b080864b6307a28c09ec22bd4b8a87d461b7f2fd","source_locator":"characters 1319 to 1340 of the retained text"}}],"facet_texts":[],"gaps":[{"id":"jbhifi-com-au--aiyima-a20-hi-fi-balanced-2-1-amplifier-240w-power-supply:pack:1:gap:facets:0","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":"2026-10-02T22:33:13.566Z"}],"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:2026-10-02T22-32-37-098Z:199","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":0}}