Got a Casio CMD-40-1174! The only two corners I have are that the Power button won't work and the sound doesn't work either. Some advice is always appreciated from the enthusiasts and
Casio CMD-10 Module 1138 Vintage Japan Made Mens Watch Wrist Remote Controller | eBay
Rare Vintage Casio CMD-10 Remote Control TV Wrist Watch 1028 Japan | WatchCharts
Casio CMD-40 Wrist Remote Controller Metallic Version - Etsy
Casio CMD-10 Module 1138 Vintage Japan Made Mens Watch Wrist Remote Controller | eBay