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    "title": "Donner Essential B1 Bass Synthesizer",
    "brand": "Donner",
    "model": null,
    "mpn": null,
    "gtins": null,
    "handle": "gm-donner-essential-b1-bass-synthesizer-used-donner-essential-b1-bass-syn-67bbe17a",
    "url": "https://envoy-music.myshopify.com/products/gm-donner-essential-b1-bass-synthesizer-used-donner-essential-b1-bass-syn-67bbe17a",
    "catalog_product_id": "product_5b72882267bbe17a",
    "lane": "production",
    "product_object": "desktop synths"
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  "offer": {
    "price": 135.63,
    "currency": "CAD",
    "available": true,
    "condition": "Very Good",
    "price_band": "entry",
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  "specifications": {"type":"json","groups":[{"name":"Synth engine","fields":[{"label":"Synthesis type","value":"Analog monophonic bass synthesizer","source":"https:\/\/us.donnermusic.com\/products\/donner-synthesizer-and-sequencer-analog-bass-b1"},{"label":"Voice architecture","value":"1 VCO, 1 low-pass VCF, 1 VCA","source":"https:\/\/us.donnermusic.com\/products\/donner-synthesizer-and-sequencer-analog-bass-b1"},{"label":"Pattern storage","value":"128 sequence presets and 128 user programmable presets","source":"https:\/\/us.donnermusic.com\/products\/donner-synthesizer-and-sequencer-analog-bass-b1"}]},{"name":"Connectivity and power","fields":[{"label":"MIDI","value":"Full-size 5-pin MIDI In and MIDI Out plus USB 2.0 Type-C MIDI","source":"https:\/\/us.donnermusic.com\/products\/donner-synthesizer-and-sequencer-analog-bass-b1"},{"label":"Audio connections","value":"1\/4-inch TS line output, 3.5 mm TRS headphones, 3.5 mm TS AUX input","source":"https:\/\/us.donnermusic.com\/products\/donner-synthesizer-and-sequencer-analog-bass-b1"},{"label":"Power adapter","value":"9 VDC, 500 mA, internal positive","source":"https:\/\/us.donnermusic.com\/products\/donner-synthesizer-and-sequencer-analog-bass-b1"},{"label":"Dimensions and weight","value":"54 × 323 × 130 mm; 0.62 kg \/ 1.37 lb","source":"https:\/\/us.donnermusic.com\/products\/donner-synthesizer-and-sequencer-analog-bass-b1"}]}]},
  "connectivity": null,
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  "included_items": null,
  "required_accessories": ["keyboard stand","sustain pedal","headphones or amp"],
  "optional_accessories": null,
  "compatibility": null,
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    "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?"]
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  "retrieval": {
    "summary": "Donner Essential B1 Bass Synthesizer Used. Donner. Essential B1 Bass Synthesizer Used. Keyboards and Synths. Keyboards and Synths \/ Synths \/ Desktop Synths. available from reverb. price range 99 USD. condition Very Good. Used with wear associated with use. Minor cosmetic scratches\/scuffs from handling and play. Any noteworthy blemishes or issues will be described and pictured. Works as it should. The B1 controller \u0026 sequencer features all of the classic synth's deep bass and acid synthesizer sounds but brings it back in a more intuitive format. Our B-1 bass synth gives you the perfect combination of retro and new school incredible. Features Music Ideas Out of The Box: Donner Essential B1 synthesizer offers 128 presets for storing your music ideas. If you're new to electronic music, you can also benefit from its factory contents. With Song Mode (firmware V1.1.0), you can chain patterns to create more complex phrases. Innovative Haptic Pads: Modern silicon haptic pads with dynamic color-changing backlights outperform the original 303's small buttons. Play synth basslines live or jam ideas with the 8-mode onboard arpeggiator. Intuitive Step Sequencer: The sequencer is designed for simplicity. Instead of a complicated interface, B1 offers an intuitive solution for programming patterns without frustration. Faithful To The Original: Essential B1 features live performance functions and a straightforward analog synthesis engine—1 VCO, 1 VCF, and 1 VCA—ensuring an authentic and organic sound path. Analog Built-In Effects: Built-in analog saturation and delay effects enrich your tone with warmth and texture, delivering professional sound instantly. Versatile Connectivity: Connect to your DAW via USB-C and use B1 as a MIDI controller. Includes full-size 5-pin MIDI I\/O and Sync I\/O for seamless integration with hardware setups.. Donner Essential B1 Bass Synthesizer Used. Donner. Essential B1 Bass Synthesizer Used. Synth. Very Good. Keyboards and Synths. Keyboards and Synths \/ Synths \/ Desktop Synths. Used with wear associated with use. Minor cosmetic scratches\/scuffs from handling and play. Any noteworthy blemishes or issues will be described and pictured. Works as it should. The B1 controller \u0026 sequencer features all of the classic synth's deep bass and acid synthesizer sounds but brings it back in a more intuitive format. Our B-1 bass synth gives you the perfect combination of retro and new school incredible. Features Music Ideas Out of The Box: Donner Essential B1 synthesizer offers 128 presets for storing your music ideas. If you're new to electronic music, you can also benefit from its factory contents. With Song Mode (firmware V1.1.0), you can chain patterns to create more complex phrases. Innovative Haptic Pads: Modern silicon haptic pads with dynamic color-changing backlights outperform the original 303's small buttons. Play synth basslines live or jam ideas with the 8-mode onboard arpeggiator. Intuitive Step Sequencer: The sequencer is designed for simplicity. Instead of a complicated interface, B1 offers an intuitive solution for programming patterns without frustration. Faithful To The Original: Essential B1 features live performance functions and a straightforward analog synthesis engine—1 VCO, 1 VCF, and 1 VCA—ensuring an authentic and organic sound path. Analog Built-In Effects: Built-in analog saturation and delay effects enrich your tone with warmth and texture, delivering professional sound instantly. Versatile Connectivity: Connect to your DAW via USB-C and use B1 as a MIDI controller. Includes full-size 5-pin MIDI I\/O and Sync I\/O for seamless integration with hardware setups.. Specialty Traders. Parkersburg, WV, United States. tags source:reverb family:keyboards_and_synths listing_status:live brand:donner model:essential_b1_bass_synthesizer_used category:keyboards_and_synths_synths_desktop_synths price_band:entry segment:beginner condition:very_good has:photos",
    "agent_summary": "Donner Essential B1 Bass Synthesizer Used is a beginner-friendly keyboards and synths listing with marketplace-sourced data. Donner Essential B1 Bass Synthesizer Used currently sits around 99 USD. Used with wear associated with use. 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": ["Donner Essential B1 Bass Synthesizer Used","Donner","Essential B1 Bass Synthesizer Used","Keyboards and Synths","Keyboards and Synths \/ Synths \/ Desktop Synths","brand:donner","category:keyboards_and_synths_synths_desktop_synths","condition:very_good","family:keyboards_and_synths","has:photos","listing_status:live","model:essential_b1_bass_synthesizer_used","price_band:entry","segment:beginner","source:reverb","brand donner","category keyboards and synths synths desktop synths","condition very good","family keyboards and synths","has photos","listing status live","model essential b1 bass synthesizer used","price band entry","segment beginner","source reverb","home-recording","content-creation","practice","starter-rig","live-performance","tone-shaping","Specialty Traders","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": ["home-recording","practice","sound-design"],
    "skill_level": "beginner"
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