The Teenage Engineering OP-1 is a portable synthesizer, sampler, and controller. The OP-1 features a variety of onboard synthesizer engines, a built-in microphone, FM radio, drum sampler, 4-track tape recorder, and effects. This is a first-generation example.

This Teenage Engineering OP-1 is in excellent condition and shows light signs of use on the top and backside of the device. Small markings and light scratches can been seen. Original box, case, deck saver, and accessories included.