Not often a manufacturer releases accessories comprising of what looks like a washing up bottle top and an elastic band. But Teenage Engineering can be delightfully quirky at times. The new Bend and Crank are demonstrated here by OP-1 owner Brian Biggs.
We dont have pricing available, but we're presuming its not going to break the bank...
You can get yours from Teenage Engineering. Of course, you'll need an OP-1 too. See our review for more details.