Viper Vtooth 1000 Electronic Dartboard, App Integrated Scoring, 4 Player Multiplayer on a Single Device, Durable Nylon-Tough Segments, Included Darts And Tips, Red White And Blue Segments, 16+ Games Designed with a regulation sized 15.5" target face; Bluetooth enabled which allows you to automatically keep score when paired with the mobile app Compatible with both Apple iOS and Android OS platforms, and is available as a free download from the App Store or Google Play Tournament quality thermal resin segments provide an exceptionally durable playing surface; Built-in storage holds 2 sets of darts and extra dart points Ultra-thin spider greatly reduces bounce outs, allowing for closer dart groupings to maximize scoring; Accommodates up-to 4 players Bright LCD display delivers a crisp, clear view of scoring and statistics, eliminating manual scorekeeping; Stylish color scheme showcases red, blue, white and black