It's Multisport Indoor Scoreboard. It is recommended for use in the basketball, volleyball. Font size is displayed in the full scale of a screen. And buzzer is large volume. This scoreboard app is simple design and easy to use! You can remote control at Bluetooth. Please download Scoreboard Remote(Free).* This scoreboard has three display types: - Simple Mode (Timer + Scores) - Scorelarge Mode (Score only) - Timerlarge Mode (Timer only) How change mode(display type): Menu Button→ Setting