Brand ....BD MUSIC 
Model .... BD-542

This is a mini  Lighting 54keys children piano keyboard. It can be operated by batteries( unscrew the battery compartment at the back side) or DC Adapter  (the batteries are not Included) Features:
A wonderful music intelligence toys to develop children's brain awareness.With excellent function of 16 kinds of tone, 10 kinds of rhythm, 6 demos also with the adjustment of beats and volume convenient for playing indoor or outdoor.With a mini microphone, kids can sing while they playing. It can bring lots of fun for your kids. Clear and convenient key for easy playing. This is also a perfect gift for children and kids to be enjoyed and entertained.

What's in the box
* The keyboard 
* Adapter 
* Gift microphone 
* Book hanger
* Manual

Specifications