Electronic Dart Scoreboards. Dartsmate Chalkie – EU Edition. Introducing the Dartsmate Chalkie – a revolutionary new design concept for dart scoring. Includes Power Supply. Per dart and per throw averages. Solo play mode. Accepts all games to 1001.Electronic Dart Scoreboards. Dartsmate Chalkie – AUS Edition. Introducing the Dartsmate Chalkie – a revolutionary new design concept for dart scoring. Includes Power Supply. Per dart and per throw averages. Solo play mode. Accepts all games to 1001.Electronic Dart Scoreboards. Dartsmate Chalkie. Introducing the Dartsmate Chalkie – a revolutionary new design concept for dart scoring. Includes Power Supply. Per dart and per throw averages. Solo play mode. Accepts all games to 1001.Electronic Dart Scoreboards. Dartsmate Chalkie – USA Edition. Introducing the Dartsmate Chalkie – a revolutionary new design concept for dart scoring. Includes Power Supply. Per dart and per throw averages. Solo play mode. Accepts all games to 1001.