Based on Roland’s decades of world-leading research in acoustic-piano analysis and digital-piano technology. The RK-300 incorporates Roland’s finest 88-note stereo sampled grand piano sound, offering incredible realism from powerful low-range notes to brilliant highs. Not only is it a fully-featured 88 note stereo-sampled digital piano, but it also comes with a huge range of other sounds including a backing band, can function as a karaoke machine by displaying lyrics and playing backing tracks, applying vocal effects, changing tempo and pitch, and even including anime visual effects, controllable via syncing to the music or via the D Beam.
The Roland VIMA RK-300 has a maximum polyphony of 128, which is the average for all Stage Digital Piano Digital Pianos and Keyboards. The piano can generate 330 sounds, which is moderately more than the average for all Stage Digital Piano Digital Pianos and Keyboards. It also has 78 songs preloaded onto the piano, which is moderately more than the average for all Digital Pianos and Keyboards. VIMA’s world can include a wide variety of external data and devices, such as audio CDs, MIDI files, iPods, USB memory keys, and more. It can be fitted with an optional stand (KSC-48).
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To restoring the factory settings in the VIMA RK-300, first press the EXIT button until the Main Screen appears. Touch MENU, then touch Factory Reset and then press OK to execute the function. When the Factory Reset process has been completed, turn it off and then on again.
Warning! This procedure will return all of the settings to the values when the VIMA RK-300 was shipped from the factory. Do not use this function unless you are certain that you want to do this. Hopefully the article of “Reset a Roland VIMA RK-300 Recreational Keyboard” can help you.
Reference: Roland VIMA RK-300 manual