This Supreme Tournament electronic chess board by Millennium is a tournament-size luxury board equipped for online play.The large chess board includes dimmable LEDs and an immersive playing experience where focus can remain on the chessboard.Move the pieces naturally while lightning-fast RFID piece recognition takes care of the rest.The modular Millennium system allows flexibility and power of external playing modules that you can plug in to the board for various types of play. Although this kit is equipped for Online play, we also recommend theClassics Element module, the most current and powerful chess engines to play offline chess. It can be plugged into the same board for offline play against the chess engine with everything that Classics Element has to offer.With theChessLink module and free apps, you can play online on Lichess and chess.com. For professional tournaments, you can use the tornelo.com platform. You play directly on the board - against millions of people around the world! Your opponent's moves are displayed with the LEDs on the board. Enjoy real gaming experience and concentration while playing online like never before.Luxury features include Expertly finished real wood veneer chessboard with 55mm square size (2.18"); Fully automatic piece recognition with ultra-fast RFID scanning technology; 81 LEDs (4 per square) for move indication; Dimming and Switching off/on of the LEDs via the logo badge; This useful for switching off the LEDs for tournament games (yet still allows for move recording) or quick adjustments without needing to access computer module menus.; Hand-carved, extra heavy high-end pieces set made of real wood (American Staunton 3.75" style) with additional queens per color for pawn promotion; Equipped for all uses Online Play against other people on lichess.org and chess.com (requires connection via ChessLink moduleand respective apps); Several options to play using mobile or PC apps like HIARCS and Chess for Android (alsorequires connection via ChessLink module); Offline play through Millennium chess computer modules (Exclusive,Element); Move recording via piece detection for any apps / modules offering 2-player mode; Storage made easy The Supreme Tournament e-Board is delivered in an elaborate gift box with carrying handle. It protects the board, pieces and any optional accessories (including ChessLink, ChessVolt and Element) when not in use.Technical Data 81 LEDs for move indication on the board (dimmable, can be switched off); Fully automatic piece recognition; Dimensions x x 2 cm; Connectors: Mini-Din 4 pin, for connection with all Millennium 9V modules; Included in box Electronic chess board M850; Chess pieces with extra queens; 9V Power Adapter; Connecting cable, mini Din 4 pin; Online play Chess Link Module M822; All packed in a high quality gift and storage box; Dimensions Board Size: 21.7 inches; Board Height: .79 inches; Square Size: 2.17 inches; King Height: 3.75 inches; Manual:Supreme Tournament Electronic Chess Board - M850.