For most people, MiniDisc ... of those portable players. [Daniel Rojas] cleverly solved this problem by directly adding Bluetooth functionality to a Sony MZ-R500 MiniDisc Walkman.

It was all so promising for the Sony NWZ-W273 Walkman MP3 player but ultimately it failed to impress in the area that it talked up the most. It ticked the important comfort box and was secure ...