Yamaha Keyboard PSS-270, The keys, sounds, and effects are all in perfect working condition. The two stereo speakers are fully functional. It has 100 voice bank sounds covering everything from piano to brass to strings to machine guns and some you've probably never imagined- it's a lot of fun to experiment with.The keyboard is easily portable and can be powered by batteries (not included) or by the AC power supply which IS included. It has dual RCA outputs for playing through a home stereo or amplifier, and a headphone jack so you can play without disturbing others. The keys have a nice feel and action, self pickup at Sembawang, Code: MS01