{
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  "identity": {
    "title": "Electro-Harmonix Small Stone V4 - EH4800 Phase Shifter - Vibrato and Volume Drop mod",
    "brand": "Electro-Harmonix",
    "model": null,
    "mpn": null,
    "gtins": null,
    "handle": "gm-electro-harmonix-small-stone-eh4800-phase-shifter-v4-with-status-led-e-b88a2357",
    "url": "https://envoy-music.myshopify.com/products/gm-electro-harmonix-small-stone-eh4800-phase-shifter-v4-with-status-led-e-b88a2357",
    "catalog_product_id": "product_0b67676bb88a2357",
    "lane": "pedals",
    "product_object": "phase shifter pedal"
  },
  "offer": {
    "price": 308.25,
    "currency": "CAD",
    "available": true,
    "condition": "Excellent",
    "price_band": "high",
    "source_verified_at": null
  },
  "specifications": {"type":"json","groups":[{"name":"Effect and controls","fields":[{"label":"Effect type","value":"Analog phase shifter","source":"https:\/\/www.ehx.com\/products\/small-stone\/"},{"label":"Rate control","value":"Rate knob adjusts the speed of the phasing sweep; clockwise is faster","source":"https:\/\/www.ehx.com\/wp-content\/uploads\/2021\/01\/small-stone-manual.pdf"},{"label":"Color switch","value":"Color switch changes the phase shift from full\/robust in the down position to a more pronounced phase shift in the up position","source":"https:\/\/www.ehx.com\/wp-content\/uploads\/2021\/01\/small-stone-manual.pdf"},{"label":"Audio connections","value":"Instrument connects to INPUT jack; amplifier connects to AMP jack","source":"https:\/\/www.ehx.com\/wp-content\/uploads\/2021\/01\/small-stone-manual.pdf"}]},{"name":"Electrical","fields":[{"label":"Battery","value":"9-volt battery operation; input jack activates battery current","source":"https:\/\/www.ehx.com\/wp-content\/uploads\/2021\/01\/small-stone-manual.pdf"},{"label":"Adapter requirement","value":"9-volt battery eliminator capable of delivering 100 mA, inner ring negative and outer ring positive","source":"https:\/\/www.ehx.com\/wp-content\/uploads\/2021\/01\/small-stone-manual.pdf"},{"label":"Impedance","value":"Input impedance 100 k-ohms; output impedance 15 k-ohms","source":"https:\/\/www.ehx.com\/wp-content\/uploads\/2021\/01\/small-stone-manual.pdf"}]}]},
  "connectivity": null,
  "power": null,
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  "required_accessories": null,
  "optional_accessories": null,
  "compatibility": null,
  "advisor": {
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    "verification_questions": null
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    "summary": null,
    "agent_summary": null,
    "intent_terms": null,
    "use_cases": ["live-performance","studio-recording","sound-design"],
    "skill_level": "intermediate"
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  "trust": {
    "has_verified_retail_listing": false,
    "source_count": 0,
    "source_tier_mix": null,
    "evidence_flags": null,
    "spec_provenance": {"specifications":{"source_url":"https:\/\/www.ehx.com\/products\/small-stone\/","method":"gear_universe_read_model","fetched":"2026-07-30"}}
  },
  "related": {
    "similar_item_ids": null,
    "comparison_reasons": null
}
}