ONETONE OTK-37M 37-Key Mini Electronic Keyboard

My child played with this for about a month, but it seems it was a bit too advanced for them, so I'm selling it.

The leftmost key is slightly raised compared to the others, but it still produces sound normally.

Product Details
Includes 100 Sounds

Features 100 fun and varied sounds, including keyboard instruments like pianos, string instruments like guitars and violins, wind instruments like trumpets and flutes, percussion, synths, and sound effects.
Mini 37-Key Keyboard

Equipped with a mini 37-key keyboard that is easy for small children to press.
The compact body and a weight of only 0.99kg (excluding batteries) make it very lightweight, convenient for storage and carrying.
Includes 100 Rhythms

Features 100 rhythms, including basic 8-beat and 16-beat, as well as various others like 3/4 time and shuffle.
Supports a wide range of music genres such as rock, funk, R&B, jazz, Latin, and waltz, livening up your performance with lively rhythms.
Includes 30 Songs

Includes 30 songs, such as classical standards like Für Elise and Mozart's Piano Sonata K.545, well-known children's songs like If You're Happy and You Know It and Mary Had a Little Lamb, and Christmas songs.
Powered by Batteries/USB/Adapter

Can be powered by 4 AA batteries (sold separately), a USB port on a computer, or a commercially available USB-AC adapter (sold separately) connected to a household outlet.

[Product Specifications]
Keys: 37
Display: LED
Polyphony: 8
Sounds: 100
Rhythms: 100
Songs: 30
Tempo: 30-280
Functions: Metronome, Sustain, Song Melody Off, Rhythm Sync Start, Octave, Transpose, Key Tuning
Connectors: Stereo mini jack (headphones), USB-C (power/USB-MIDI)
Speaker Size: 1 x 8cm
Output: 2W
Power: USB-C 5V or 4 AA batteries
Unit Dimensions: 545 x 245 x 95mm
Unit Weight: 0.99kg (excluding batteries)
Accessories: Main unit, instruction manual, USB cable