Vintage Bisset Automatic Dart Scorer - http://awesomeauctions.net/bar-games/vintage-bisset-automatic-dart-scorer/
Winmau Electronic Darts Scorer.
Lightning Dart Scorer, what a cool piece of darts history!
Arachnid 4 Player Touch Pad Dart Scorer Arachnid,http://www.amazon.com/dp/B000HJT14U/ref=cm_sw_r_pi_dp_DLyEtb1D3BG3H1J6
Viper ProScore Digital Dart Scorer
Scoreboards - Compact Dart Scorer - Electronic Scoring System - Dartsmate - Chalkie - http://www.dartscorner.co.uk/product_info.php?cPath=489&products_id=68501
5 Piece Dartboard Cabinet Set with Electronic Scorer
Found it at Wayfair - 5 Piece Dartboard Cabinet Set with Electronic Scorer
Electronic Dart Scorer Review - http://www.crackformen.com/electronic-dart-scorer-62, #mancave
Winmau Ton Machine Professional Electronic Darts Scorer