Challenger I Wireless

This basic wireless system is great for practice, competition and classroom applications.
It features:

• EASY to set up and transport
  
• Base System set up for 8 players; also available for 10, 12, or 16 players
• Features state-of-the-art LED technology; no more changing light bulbs
  
• Each buzzer requires two AA batteries (16 batteries for 8-player system)
• Place participants up to 100 feet from the Master control box
• Includes ShowTime buzzers available in HandGrip, TableTop, YouthGrip or Paddles options
• Link up multiple wireless systems in one room for additional players with ABSOLUTELY NO interference from other nearby wireless devices
  
• Includes 9V power supply
• Master Control Box Dimensions: 9 X 8.5 X 4.5 inches
• Manufactured in U.S.A.
  
• One-year standard warranty