Yamaha CK88 88-Note Lightweight Stage Keyboard noodles-signature while 250 Watt units are

while 250 Watt units are used the other bands of the frequency range

XLR Mic Input w/pass-through

Configuration Management: Web configuration

Made of polycarbonate

Superb Auto Focus - Latest auto focusing algorithms resulting in quick

Yamaha CK88 88-Note Lightweight Stage Keyboard noodles-signature while 250 Watt units are88 note, weighted GHS keyboard: matte black keytops and built in speakers Authentic piano, organ and synth sounds With intuitive front panel controls Built in speakers (with a physical on off switch) A D input Battery powered (Optional Eight AA size alkaline (LR6) or Ni MH rechargeable batteries) USB Audio MIDI interface Bluetooth audio input accepts audio tracks from your phone. You can even use the built in speakers to play a tune or run tracks from