{
  "schema_version": 1,
  "projection": "envoy-agent-v1",
  "identity": {
    "title": "1977 Roland TR-66 Rhythm Arranger with foot switch- Thumper!",
    "brand": "Roland",
    "model": null,
    "mpn": null,
    "gtins": null,
    "handle": "gm-roland-tr-66-rhythm-arranger-1977-roland-tr-66-rhythm-arranger-with-fo-e86779b7",
    "url": "https://envoy-music.myshopify.com/products/gm-roland-tr-66-rhythm-arranger-1977-roland-tr-66-rhythm-arranger-with-fo-e86779b7",
    "catalog_product_id": "product_bd9f8313e86779b7",
    "lane": "production",
    "product_object": "samplers"
  },
  "offer": {
    "price": 587.73,
    "currency": "CAD",
    "available": true,
    "condition": "Good",
    "price_band": "mid",
    "source_verified_at": null
  },
  "specifications": {"category":"Keyboards and Synths","subcategory":"Samplers","category_path":"Keyboards and Synths \/ Samplers"},
  "connectivity": null,
  "power": null,
  "included_items": null,
  "required_accessories": ["keyboard stand","sustain pedal","headphones or amp"],
  "optional_accessories": null,
  "compatibility": null,
  "advisor": {
    "best_for": null,
    "who_should_skip": null,
    "fit_notes": "Best suited to beginners or budget-constrained shoppers building a first usable rig.\n\nWho it is for: Players building a first keyboards and synths setup with limited budget and a need for obvious, low-friction value.\n\nWho should skip it: Skip it if you need advanced feature depth, tour-grade reliability, or a fully pro-ready setup out of the gate.",
    "watchouts": null,
    "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": "1977 Roland TR-66 Rhythm Arranger with foot switch- Thumper!. Roland. TR-66 Rhythm Arranger. Keyboards and Synths. Keyboards and Synths \/ Samplers Keyboards and Synths \/ Drum Machines. available from reverb. price range 429-597.52 USD. condition Very Good. A sweet Roland Rhythm arranger TR-66 with foot switch and a copy of the Japanese manual. #723111 I opened it up and cleaned the pots and switches and it is ready to go. Sounds fantastic. Look at the beautiful, hand tied loom. There are internal adjusters to really tweak the sound of these. Sounds smooth and crisp now. Comes with copy of the Japanese manual. -See pictures. (Youtube video is not this actual unit but one I sold already) Overall this is very nice and sounds fantastic but has a few dings in the wood cabinet corners. A few scuffs to the face etc. -See detailed pics. Functionally excellent- cosmetically very good. See my insta gram for a more vids and pics. #vintageaudionagoya It is 100v Japanese spec and will work fine on 117V but I recommend a transformer for liability. Tariffs and customs duties vary by country and are the responsibility of the buyer. Please be aware of your countries regulations etc. I carefully pack and ship with insurance and tracking information or you are always welcome to come pick it up at my place in Nagoya, Japan. You can even spend a night jamming out on vintage gear and crash in the spare room. Ask any questions you may have. Shipping is Via Yamato\/UPS and will take about a week to the USA. Rest of world rate covers most countries but I can't ship to some. Thanks, Mark. 1977 Roland TR-66 Rhythm Arranger with foot switch- Thumper!. Roland. TR-66 Rhythm Arranger. Wood. Very Good. Keyboards and Synths. Keyboards and Synths \/ Samplers Keyboards and Synths \/ Drum Machines. A sweet Roland Rhythm arranger TR-66 with foot switch and a copy of the Japanese manual. #723111 I opened it up and cleaned the pots and switches and it is ready to go. Sounds fantastic. Look at the beautiful, hand tied loom. There are internal adjusters to really tweak the sound of these. Sounds smooth and crisp now. Comes with copy of the Japanese manual. -See pictures. (Youtube video is not this actual unit but one I sold already) Overall this is very nice and sounds fantastic but has a few dings in the wood cabinet corners. A few scuffs to the face etc. -See detailed pics. Functionally excellent- cosmetically very good. See my insta gram for a more vids and pics. #vintageaudionagoya It is 100v Japanese spec and will work fine on 117V but I recommend a transformer for liability. Tariffs and customs duties vary by country and are the responsibility of the buyer. Please be aware of your countries regulations etc. I carefully pack and ship with insurance and tracking information or you are always welcome to come pick it up at my place in Nagoya, Japan. You can even spend a night jamming out on vintage gear and crash in the spare room. Ask any questions you may have. Shipping is Via Yamato\/UPS and will take about a week to the USA. Rest of world rate covers most countries but I can't ship to some. Thanks, Mark. Vintage Audio Nagoya (VAN). Nagoya-Shi, Japan. tags source:reverb family:keyboards_and_synths listing_status:live brand:roland model:tr_66_rhythm_arranger category:keyboards_and_synths_samplers category:keyboards_and_synths_drum_machines price_band:entry segment:beginner condition:very_good has:photos has:videos",
    "agent_summary": "Roland TR-66 Rhythm Arranger is a beginner-friendly keyboards and synths listing with marketplace-sourced data. 1977 Roland TR-66 Rhythm Arranger with foot switch- Thumper! currently sits around 429 USD. A sweet Roland Rhythm arranger TR-66 with foot switch and a copy of the Japanese manual. 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": ["1977 Roland TR-66 Rhythm Arranger with foot switch- Thumper!","Roland","TR-66 Rhythm Arranger","Keyboards and Synths","Keyboards and Synths \/ Samplers","Keyboards and Synths \/ Drum Machines","brand:roland","category:keyboards_and_synths_drum_machines","category:keyboards_and_synths_samplers","category:pro_audio","condition:good","condition:very_good","family:keyboards_and_synths","family:pro_audio","has:photos","has:videos","listing_status:live","model:tr_66_rhythm_arranger","price_band:entry","price_band:mid","segment:beginner","source:reverb","brand roland","category keyboards and synths drum machines","category keyboards and synths samplers","category pro audio","condition good","condition very good","family keyboards and synths","family pro audio","has photos","has videos","listing status live","model tr 66 rhythm arranger","price band entry","price band mid","segment beginner","source reverb","practice","starter-rig","live-performance","tone-shaping","Best suited to beginners or budget-constrained shoppers building a first usable rig.","Players building a first keyboards and synths setup with limited budget and a need for obvious","low-friction value."],
    "use_cases": ["practice","collection"],
    "skill_level": "beginner"
  },
  "trust": {
    "has_verified_retail_listing": true,
    "source_count": 2,
    "source_tier_mix": ["marketplace"],
    "evidence_flags": {"has_description":true,"has_images":true,"has_reviews":false,"has_specs":false,"source_count":2},
    "spec_provenance": null
  },
  "related": {
    "similar_item_ids": ["product_8deff9876ead26c4","product_acaeed23a8485768","product_546ff022d566c139","product_bd19fdf09eb5dc48","product_6e309d6ffc3aee8d","product_655f55aa1863a450","product_30e6446afb3e181e","product_4d2d3b748b709236"],
    "comparison_reasons": ["source_count:2","family:Keyboards and Synths","marketplace_only","identity_confidence:0.9"]
,
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}