Casiotone SA-50, Casio SA-51 Keyboard

Easy to Use, Fun to Play – The Perfect Choice for Your First Keyboard Instrument
A compact body packed with beautiful tones, rhythms, and functions
32 mini keys make it easy to play, even for small hands
100 high-quality built-in tones covering a range of instruments, including piano, wind, percussion, and many others, sampled from acoustic instruments
Tone direct buttons let you select piano, trumpet, or drum set tones with a single touch
50 rhythm patterns in a variety of genres, including pops, ballads, dance, and more
10 built-in songs to play along with – or mute the melody and play it yourself
Songs: Ode to Joy, Little Brown Jug, Minuet in G major, Twinkle, Twinkle Little Star, Yankee Doodle, The Nutcracker, Greensleeves, Jingle Bells, Silent Night, Joy to the World

Useful performance functions
Octave shift: Raise or lower the pitch of notes in octaves to cover a wide range of registers
Tuning: Adjust the tuning in 1Hz increments to match other instruments or vocals
Transpose: Raise or lower notes in semitone steps
Metronome: Useful for practicing playing at a constant tempo
Tempo adjustment: Change the tempo of the rhythm and metronome to suit the music
Reverb: Adds a reverberation effect to the sound for a broader range of musical expression
Maximum 32-note polyphony: Designed so that keys will sound even when many others are played at the same time
LCD screen: Everything you need to know in one place
Accurate pitch makes it great for choral and a cappella practice
Portable 446 mm x 208 mm x 51 mm body
Ｗhite and lime green for a pop look
Power using batteries or AC power supply (batteries/AC adaptor sold separately)
Phones jack (stereo mini jack)