Produced by DARTSLIVE, a subsidiary of SEGA. DARTSLIVE Home electronic dartboard with Bluetooth connectivity. Professional size dartboard for adults. The perfect addition to your bar or man cave! Great for playing games in your basement, garage, arcade room or other indoor settings. Connects with our official app for ultimate playability - Enjoy automated scoring and guidance on your favorite darts games! Durable Segments: 15.5” professional regulation-size electronic dartboard for use with soft tip darts Power Source: AAA battery (1.5V) x2; no batteries required when using the USB cable (included) Included Components: USB type C cable (for power supply), mounting screws and anchors (5 of each, including 1 spare each)