This electronic dartboard, with its on-board computer, keeps score for up to 8 players automatically. It is programmed to play traditional games like 501 and Cricket. It also includes sound effects and an announcer to call out the shots. Of course, it can also be used with this facility turned off! Set includes two sets of 3 darts and an instruction booklet. requires 3 AA batteries for the computer to work. Not suitable for children under 14 years of age