sampler
US /ˈsæm.plɚ/
UK /ˈsæm.plɚ/

1.
a collection of samples, especially of food or music, for tasting or testing
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The restaurant offered a sampler of their most popular appetizers.
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The album includes a sampler of tracks from their upcoming release.
2.
a piece of embroidery, especially one worked by a beginner as a demonstration of skill
:
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Her first needlepoint sampler showed a simple alphabet.
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Many antique samplers feature moralistic verses.
3.
an electronic device or software that records and plays back sounds, often used in music production
:
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The DJ used a digital sampler to create new beats.
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Many hip-hop producers rely heavily on samplers.