Here is a cool electronic instrument with Bluetooth control that lets you produce music in an interactive fashion. The ZOOM ARQ Aero RhythmTrak is a drum machine, sequencer, synthesizer, looper, and MIDI control. It consists of a base station and a detachable ring controller. The base has 468 instrument sounds, 70 types of synthesizer sounds, and various digital effects.
The Ring Controller communicates with the Base Station and DAWs via Bluetooth. It has 96 pressure-sensitive pads for playing sounds and sequences. ARQ can be used as a live instrument. You can find out more about it here.