Casio] The WMP-1 MP3 Player/Watch. A perfect example of a pre-smartwatch smartwatch. : r/Watches
Casio Computer Company's Kyoko Kato shows off the "world's first wrist-type wearable audio player WMP-1V " which is unveiled in Tokyo January 6. It can be used with a computer to download
Casio WMP-1V Wrist Audio Player (MP3-32MB) - YouTube