Teenage Engineering OP-1 Portable Keyboard Synthesizer

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

Teenage Engineering OP-1 Drop-in Replacement Battery

Teenage Engineering OP-1 Housing Case Aluminum

Teenage Engineering PO-80 DIY Vinyl Recorder Portable Music Synth Studio Gear

Teenage Engineering OP-1 Portable Synthesizer - Needs new connector board - Read

Teenage Engineering OP-Z Portable Synth and Sequencer With Case + Rumble

Teenage Engineering OP-1 OLED Display - Rev1 / V1 - Tested Working