Key features of this keyboard typically include:
61 keys (often mini-sized)
Multiple tones (instrument sounds) and rhythms
Several demo songs for playback and learning
Functions such as transpose, sync/fill-in, chord function (single and multi-finger), tempo and volume control, keyboard split, and record/program functions
Power options via an AC/DC adapter or batteries
Includes a microphone and often a music stand
Connectivity options like a microphone input, headphone jack, and sometimes USB connectivity for connecting to other devices like phones or tablets