Software version

Lockout wireless buzzers and clickers using quiz-master, easy to use easy to learn, comes with a quiz-master remote, USB receiver and software,  Supports 1 to 100 wireless buzzers working with quiz-master software, IR clickers support a maximum of 100 clickers, RF clickers 400 meters, Buzzers and 317 clickers also supports third party software crowd control games. Buzzers have a buzz in audio and three coloured lights. Dome buzzers come with the main slammer and A, B, C, D buttons for multiple choice questions. Cubes also have the  buzz in audio and three coloured lights. Quiz-master is a PowerPoint build-in software that is compatible with both 32-64 bit Office. Customers who choose to purchase from esl-buzzers will also gain access to quiz-master website, here you can download quiz templates for buzzers and clickers download free upgrades for both Q10 and quizmaster, download the keystroke software to use your buzzers and 317 clickers with crowd control games.  We have also created video tutorials for buzzers and clickers and a whole bunch more of information. 
Wireless domes, cubes and pillars are also compatible Crowd Control Games
cubes, domes and pillars are compatible,  crowd control games count down, quiz show, blinko, one punch, speed trivia, eliminator, crowd trivia, take a chance, buzzer, fire water ice, game show scoreboard, 8 color buzzer, versus and speed survey and game show presenter. 
Cubes 15cm

Stand alone cube buzzers have buzz in audio three status lights: Green (start), Blue (buzzed in) ,Red (stop or locked out)  wireless distance 30 meters-98 feet, 

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Buzzers have buzz in audio, three lights. A, B, C, D buttons for multiple choice questions and you monster flashing slammer on too. Wireless distance for the 215 version is 30 meters-98 feet, 315 version 60 meters 196 feet The domes now come in a battery version and rechargeable version, the rechargeable version lasts for 50 hours before charging is required. Due to the price increase in batteries this option is cost effective. 

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RF student clickers
Wireless IR clickers (version 117)

IR response clickers support 100 clickers. Multiple choice questions, rush questions, A, B, C, D, E, F and the finger buzzer button, response bar and more. IR clickers have a 30 meter range, 

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RF student clickers
Wireless RF clickers (version 317)

RF response clickers support 2000 clickers. Multiple choice questions, rush questions, response bar, A, B, C, D, E, F and the finger buzzer button. and more  RF clickers have a 400 meter range, 

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Quiz-master using buzzers

Buzzers using crowd control games

Quiz-master response bar

Quiz-master and galaxy

Buzzers using game show presenter