Casio CK-10 Electronic Keyboard Synthesizer with Radio - RARE Vintage Japan 80's. item is used and was tested. missing battery cover. i tested item with batteries. the am tuner works, all modes seem to appear working when tested. the volume switch and mode switch are a little touchy/ Item is being sold as is due to how old this is. i've tested what i could on this and all appears to function. nothing else is included in this auction. Payment due within 24/48 hours. USA shipping only! do not bid if you are not gonna pay for the item. thanks