They say:

The Atmosphere is a compact multi-mode Reverberator containing 16 high quality, custom DSP reverb algorithms. These include classic favourites like Spring, Hall, Plate, as well as more experimental sounds like Aether (reverse), Gated, Pitch, plus many others. The Atmosphere features a vibrant 1.8” TFT colour screen providing easy access to many in-depth functions like: On-board Presets, Internal LFO system, Expression/Control Voltage mapping, MIDI, and more. Like all Dr. Scientist pedals, the Atmosphere can be used with guitar, bass, synths, and many other instruments.