Roland UM-ONE-MK2 USB Midi Interface Condenser The buttons also function as

The buttons also function as on/off switches

you can also choose from standard up-and-down wah effects

Insert function for processing external effects with pre and/or post tone shaping

RATE jack: 1/4-inch TRS phone type

The CE-1 Chorus Ensemble

Roland UM-ONE-MK2 USB Midi Interface Condenser The buttons also function asNOW COMPATIBLE WITH THE IPADCompact, convenient, and fast, the affordable UM ONE mk2 boasts high performance FPT processing for low latency and tight timing. The bus powered MIDI interface is compatible with Macs and PCs, and now with the iPad as well via the Apple iPad Camera Connection Kit! One in one out MIDI interface with high performance FPT processing Compatible with Mac and Windows operating systems, and now with iOS on the iPad via the Apple