Casio Inc. CTK4400 EPA 61-Key Premium Keyboard Package with Headphones, Stand, Power Supply, 6-Foot USB Cable and eMedia Instructional Software : Amazon.in: Musical Instruments
HQRP Elastic Dust Cover w/ Bag for Casio CTK-4400 / CTK4400 / AT-3 / AT3 / CTK-3200 / CTK3200 Electronic Keyboard Digital Piano + HQRP Coaster
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Casio CTK-4400 Premium Keyboard Pack with Headphones, Power Supply and Stand - Walmart.com
CTK-4400 | Standard Keyboards | Electronic Musical Instruments | CASIO
Casio Piano CTK 4400 for Sale in Bloomington, CA - OfferUp
Casio CTK-4400 Electronic Keyboard - musical instruments - by owner - sale - craigslist