OPTIMUS KEY BOARD - musical instruments - by owner - sale
37 Key Portable Electric Music Piano Keyboard, Educational Musical Toy Multifunctional Practical Electronic Organ for Teaching Stage Outdoor Black - Walmart.com
Optimus MD-1200 61-Key Keyboard | Reverb
Optimus MK-420 / 42-4033 Portable Electronic Keyboard Piano “VINTAGE” $55 FIRM for Sale in Queens, NY - OfferUp
Electronic Keyboards for sale in Nursery View, Maryland | Facebook Marketplace | Facebook
Community Thrift Center — UM, HOW BOUT' A NEW WAVE BAND INSTEAD? This...
Amazon.com: PK Power AC/DC Adapter for Optimus MD-1150 Cat. No. 42-4039 RadioShack Radio Shack Keyboard Piano Power Supply Cord Cable PS Wall Home Charger Mains PSU : Musical Instruments