US
Teenage Engineering

teenage engineering pocket operator PO-33 K.O.! micro sampler and drum machine with

  • 4-voice sampler, built-in microphone
  • Micro drum machine and sequencer
  • 16 onboard effects
  • Auxiliary connector
  • Silicone body, black
  • 1-year warranty

Last refreshed Oct 2, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.

Our verdict

A pocket-size sampler and drum machine that records through its own microphone. A sequencer and a set of effects are built in.

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ASIN: B079M56Z4GModel: TE010AS033Category: Drum Machines

Overview

Sampling through the built-in microphone is the first thing this pocket operator does, and a micro drum machine and sequencer turn those sounds into patterns. Effects are on board, and a silicone case wraps the unit.

It folds a sampler, drum machine, sequencer and effects into one tiny box, which suits quick sketching of beats. The listing names only an auxiliary connection, so check how it links to other gear before relying on it.

Who it's for

Suits an electronic musician sketching beats on the go who enjoys limited, hands-on tools. Anyone who needs full-size controls or extensive sync options may find it cramped.

Pros and cons

Pros
  • Sampler, drum machine and sequencer
Cons
  • Only auxiliary connector listed
  • Power source not listed
  • Small controls for big hands

Performance notes

Sounds are recorded through the microphone into the sampler, then triggered by the drum machine and arranged by the sequencer. Effects shape the result, and the limited voice count suits simple patterns.

Specifications

BrandTeenage Engineering
ModelTE010AS033
Construction & materials
Body MaterialSilicone
ColorBlack
Included components
Included ComponentsBuilt-in microphone, 4-voice sampler, built-in micro drum machine, 16 onboard effects
Warranty & support
Warranty Description1 year warranty
Other details
Connector TypeAuxiliary
Part NumberTE010AS033
Item Type Namepocket operator

Frequently asked questions

Does the PO-33 K.O! record sound by itself?

Yes. It has a built-in microphone and a 4-voice sampler.

What does the PO-33 K.O! include besides the sampler?

A micro drum machine, a sequencer and 16 onboard effects.