Power: two AAA 1.5 volt batteries (Alkaline batteries are recommended for longer battery lifespan)
Battery lifespan: 1 to 2 years with ordinary usage
Built-in battery status check to electrical quantity check and display
64 sets of systems can works well at the same classroom at the same time
Up to 2000 handsets can be used at the same time with one receiver
Software:
Works with Microsoft's Windows XP, Vista and 7 compatible with PPT 2003 and 2007
Complete text input functions
Keypad handles alphabet, standard punctuation, numbers and symbols
Familiar mobile phone keypad layout
Integrated with powerpoint
Uses standard powerpoint commands and icons to build questions and operate powerpoint slides
Provides 11 activity modules to handle a wide range of classroom activities
Supports self-paced-response so the student handsets can be used to administer paper-based tests and check in homework
Supports multiple correct answer options
Address programmable handsets make it easy to assign any handset to any student and save classroom time
Instant messaging function allows interactive messaging between teacher and students
Question, polling and voting options
Options are:
Text question mode
For against, abstain voting mode
True, false question mode
Yes, no question mode
Multiple choice question mode
Sort in order question mode
Digital question mode
Questions with certain number of options
Category question mode
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