{
  "schema_version": 1,
  "projection": "envoy-agent-v1",
  "identity": {
    "title": "Korg Poly-61 - UPGRADED",
    "brand": "Korg",
    "model": null,
    "mpn": null,
    "gtins": null,
    "handle": "gm-korg-poly-61-korg-poly-61-upgraded-66a67f5b",
    "url": "https://envoy-music.myshopify.com/products/gm-korg-poly-61-korg-poly-61-upgraded-66a67f5b",
    "catalog_product_id": "product_2b7721c066a67f5b",
    "lane": "production",
    "product_object": "analog synths"
  },
  "offer": {
    "price": 2145.53,
    "currency": "CAD",
    "available": true,
    "condition": "Excellent",
    "price_band": "high",
    "source_verified_at": null
  },
  "specifications": {"type":"json","groups":[{"name":"Product facts","fields":[{"label":"Poly-61 Poly-61 Manufacturer","value":"Korg (Keio Electronic Laboratories)","source":"https:\/\/en.wikipedia.org\/wiki\/Korg_Poly-61"},{"label":"Dates","value":"1982-1986","source":"https:\/\/en.wikipedia.org\/wiki\/Korg_Poly-61"},{"label":"Technical specifications Polyphony","value":"6 voices","source":"https:\/\/en.wikipedia.org\/wiki\/Korg_Poly-61"},{"label":"Timbrality","value":"Monotimbral","source":"https:\/\/en.wikipedia.org\/wiki\/Korg_Poly-61"},{"label":"Oscillator","value":"2 DCOs per voice","source":"https:\/\/en.wikipedia.org\/wiki\/Korg_Poly-61"},{"label":"LFO","value":"1\/2","source":"https:\/\/en.wikipedia.org\/wiki\/Korg_Poly-61"},{"label":"Synthesis type","value":"Analog Subtractive","source":"https:\/\/en.wikipedia.org\/wiki\/Korg_Poly-61"},{"label":"Filter","value":"1 low-pass per voice","source":"https:\/\/en.wikipedia.org\/wiki\/Korg_Poly-61"},{"label":"Attenuator","value":"1 VCA per voice 1 ADSR envelope per voice","source":"https:\/\/en.wikipedia.org\/wiki\/Korg_Poly-61"},{"label":"Storage memory","value":"64 patches","source":"https:\/\/en.wikipedia.org\/wiki\/Korg_Poly-61"},{"label":"Input\/output Keyboard","value":"61 keys","source":"https:\/\/en.wikipedia.org\/wiki\/Korg_Poly-61"},{"label":"External control","value":"Poly-61M has MIDI","source":"https:\/\/en.wikipedia.org\/wiki\/Korg_Poly-61"}]},{"name":"Format and size","fields":[{"label":"Dimensions note","value":"4 \"Korg Poly 61\"","source":"https:\/\/en.wikipedia.org\/wiki\/Korg_Poly-61"},{"label":"Key Weight","value":"Synth","source":"https:\/\/vintagetechnologyarchive.com\/synth\/korg\/poly-61\/"},{"label":"Key Size","value":"Full","source":"https:\/\/vintagetechnologyarchive.com\/synth\/korg\/poly-61\/"}]},{"name":"Power","fields":[{"label":"Power","value":"6 voices Timbrality Monotimbral","source":"https:\/\/en.wikipedia.org\/wiki\/Korg_Poly-61"}]}]},
  "connectivity": null,
  "power": null,
  "included_items": null,
  "required_accessories": ["keyboard stand","sustain pedal","headphones or amp"],
  "optional_accessories": null,
  "compatibility": null,
  "advisor": {
    "best_for": "Players matching the published factory\/retail specs listed above.",
    "who_should_skip": null,
    "fit_notes": "Verify power, format, and connectivity against your rig before purchase; only sourced fields are listed.",
    "watchouts": "Unsourced claims are omitted. Listing-specific mods, kits, or incomplete units may not match the base model specs.",
    "verification_questions": ["Can you confirm exactly what is included in the sale and show it in current photos?","Are there any functional issues, repairs, or missing parts not shown in the listing?","Can you provide close-up photos of wear points, serial numbers, and any modifications?","Can you confirm the core specs that matter for compatibility in this setup?","Is this still available and has anything changed since the listing was posted?"]
  },
  "retrieval": {
    "summary": "Korg Poly-61 - UPGRADED. Korg. Poly-61. Keyboards and Synths. Keyboards and Synths \/ Synths \/ Analog Synths Keyboards and Synths \/ Synths \/ Keyboard Synths. available from reverb. price range 1566.08 USD. condition Excellent. It's in excellent condition and has been upgraded by installing two rotary knobs, green and red, on the left side of the keyboard, near the bender, which adjust the cutoff and resonance. And that really makes all the difference! The beast comes to life! ;-). Korg Poly-61 - UPGRADED. Korg. Poly-61. Black. Excellent. Keyboards and Synths. Keyboards and Synths \/ Synths \/ Analog Synths Keyboards and Synths \/ Synths \/ Keyboard Synths. It's in excellent condition and has been upgraded by installing two rotary knobs, green and red, on the left side of the keyboard, near the bender, which adjust the cutoff and resonance. And that really makes all the difference! The beast comes to life! ;-). Erwan's collection. Plouhinec, France. tags source:reverb family:keyboards_and_synths listing_status:live brand:korg model:poly_61 category:keyboards_and_synths_synths_analog_synths category:keyboards_and_synths_synths_keyboard_synths price_band:premium segment:advanced condition:excellent has:photos",
    "agent_summary": "Korg Poly-61 is a better suited to experienced shoppers keyboards and synths listing with marketplace-sourced data. Korg Poly-61 - UPGRADED currently sits around 1566.08 USD. It's in excellent condition and has been upgraded by installing two rotary knobs, green and red, on the left side of the keyboard, near the bender, which adjust the cutoff and resonance. Marketplace data is richer on listing context, but it needs more buyer verification. Good visual coverage for spot-checking the item. Marketplace listing quality varies by seller, so condition and included items still need verification.",
    "intent_terms": ["Korg Poly-61 - UPGRADED","Korg","Poly-61","Keyboards and Synths","Keyboards and Synths \/ Synths \/ Analog Synths","Keyboards and Synths \/ Synths \/ Keyboard Synths","brand:korg","category:keyboards_and_synths_synths_analog_synths","category:keyboards_and_synths_synths_keyboard_synths","condition:excellent","family:keyboards_and_synths","has:photos","listing_status:live","model:poly_61","price_band:premium","segment:advanced","source:reverb","brand korg","category keyboards and synths synths analog synths","category keyboards and synths synths keyboard synths","condition excellent","family keyboards and synths","has photos","listing status live","model poly 61","price band premium","segment advanced","source reverb","live-performance","tone-shaping","Erwan's collection","More appropriate for experienced buyers who already know the role this piece of gear needs to play.","Shoppers who already understand the role of this keyboards and synths and want a more deliberate purchase."],
    "use_cases": ["studio-recording","live-performance","sound-design"],
    "skill_level": "intermediate"
  },
  "trust": {
    "has_verified_retail_listing": true,
    "source_count": 1,
    "source_tier_mix": ["marketplace"],
    "evidence_flags": {"has_description":true,"has_images":true,"has_reviews":false,"has_specs":false,"source_count":1},
    "spec_provenance": {"specifications":{"source_url":"https:\/\/en.wikipedia.org\/wiki\/Korg_Poly-61","method":"gear_universe_read_model","fetched":"2026-07-30"}}
  },
  "related": {
    "similar_item_ids": ["product_95cad90b8824c96b","product_b6e66205f68e802f","product_47a2a687dbeca5cc","product_f0f6c712ae226ac6","product_fa06c7b17f428b5e","product_7710d5c93aada0d9","product_c33224398817a004","product_e1e6e92f1bf6d312"],
    "comparison_reasons": ["source_count:1","family:Keyboards and Synths","marketplace_only","identity_confidence:0.9"]
,
    "related_products": [{ "title": "Korg Kronos X 61 2010s - Black", "url": "https://envoy-music.myshopify.com/products/gm-korg-kronos-x-61-korg-kronos-x-61-2010s-black-8824c96b", "handle": "gm-korg-kronos-x-61-korg-kronos-x-61-2010s-black-8824c96b" },{ "title": "Korg Multi\/Poly Module MARCH 2026", "url": "https://envoy-music.myshopify.com/products/gm-korg-multi-poly-module-korg-multi-poly-module-march-2026-7f428b5e", "handle": "gm-korg-multi-poly-module-korg-multi-poly-module-march-2026-7f428b5e" }]}
}