Teenage Engineering TE011AS OB-4 Magic Radio - Black Passive (Unpowered) Monitors Operating Principle: Electrodynamic Pressure Gradient

Operating Principle: Electrodynamic Pressure Gradient

Low-capacitance design ensures full frequency reproduction and maximum dynamic response

500ADAT also features an 8-into-2 high-headroom analogue summing mixer with dedicated level and pan controls that you can use to create your own high-headroom analogue mix before recording it back into your DAW using the dedicated 1/4” mix output jacks on the rear panel

LOOP: looper mode w/max loop length of 62 seconds

and others come to mind

Teenage Engineering TE011AS OB-4 Magic Radio - Black Passive (Unpowered) Monitors Operating Principle: Electrodynamic Pressure GradientAll in One Radio, Speaker, and Instrument The teenage engineering OB 4 is a unique speaker that can record, rewind, and loop anything you play through it. It's more than just a simple boom box. Dubbed as the "Magic Radio," OB 4 continuously memorizes everything you listen to on an endless looping tape. You can rewind, time bend, or loop a radio episode with a flick of your fingertips just like magic! Aside from the Bluetooth speaker and FM radio