MIDIPLUS miniEngine Pro External USB Stand Alone Sound Module 128 MIDI Sounds 64 Tones with Battery Pack - Intl

MiniEngine Pro is a portable audio source which can power the keyboard.  It looks very cool, small, and exquisite.   It has a built-in 128 of the latest high-quality GM sounds.  Quick effect features include Volume, Tone, Reverb, Panning, and Vibrato (can be adjusted optionally).  The sound module supports USB and MIDI interface to connect to MIDI keyboard simultaneously.  It has a maximum of 64 polyphony output, and supports 24/bit/48KHz high-quality output.  The USB host can provide USB 5V 500mA current output, and it can also function as a mobile phone emergency charger