Teenage Engineering OP-1 Portable Synthesizer EXCELLENT Condition.

Teenage Engineering OP-1 Portable Keyboard Synthesizer

Teenage Engineering OP-1 Portable Keyboard Synthesizer - White

Teenage Engineering OP-1 Portable Keyboard Synthesizer - White TE-002

Teenage Engineering OP-1 Portable Synthesizer Sampler Sequencer w/ Original Box

Teenage Engineering OP-1 24-Key Digital Synth, Built-In Speaker, Case, USB Cable

Teenage Engineering OP-1 Connector Board Replacement Kit – Audio/USB/Power Fix

Teenage Engineering OP-1 Portable Synthesizer