Audience Response Systems/Remote Interactive syste

Tech specs of ENJOY RF218 Audience Response Systemsare as follows:General specs,1.2.4GHz digital RF technology2.LCD display3.4 radios channels4.11 Activity modules5.Support Self-Paced-Response6.Support Multi-Correct-Options7.ID Address Programmable8.Power required: two 1.5 volt batteries9.Transmission distance: > 100 meters10.Battery life: > 1 to 2 years for ordinary use11.High Speed - 100 audience keypads transmission < ONE second (similarproducts may require 5 seconds or more).12.Super-Wide-angle signal transmission: 360 degrees angle13.ID number changeable (compare to the obsolete ID setting mode of similarproducts), No need to keep a large stock of student remote. (For resellers)14.Support cascade and uplink option15.Support up to 999 audience keypads (enhanced version)16.Easy to install, easy to use17.Plug-in software of MS PowerPoint18.Multifunctional instructor remote19.USB port or 232 port connection20.Third party software supportableAbout software,1.5 language versions: Chinese simple, Chinese traditional, English, Spanish,Hungarian.2.PowerPoint plug-in, easy to learn and use, for the PowerPoint is familiar tomany people.3.Provides 10 kinds of activity-models for interactive teaching and meeting4.Professional statistics analysis engine, automatically produce 10 kinds ofreports tracking and recording the process of the activities5.Colorful and multiform multimedia questions6.Flexible data transformation, analysis results can be presented in html and txtformats.7.Statistics data can be exported as xls format.8.Prompt diagnosis of teaching effectiveness and improve teaching process9.Supports oral, blackboard or paper-based questions.10.Auto-recognize function, no need transform of the used PPT slides.11.Auto-setting question and options.About instructor remote,1.LED status2.2.4GHz digital RF technology3.4 radios channels4.Laser indicator build-in5.Power required: two 1.5 volt batteries6.Transmission distance: > 100 meters7.Transmission angle: 360 degree8.Durable and not easily breakable, will not break or damage even drop to thecement ground from 5 meters high.9.Easy to use10.Maintain full control over every presentation11.Present slides, going backwards, forwards, showing charts etc.12.Select a user at random to answer a question13.Control games procession.14.Over 1 year battery life for normal use.15.It will enter Power Saving Mode within 5 seconds when is left idle16.It's clipper-built, small and exquisite, very suitable for handholdAbout student remote,1.2.4GHz digital RF technology2.LCD display3.4 radios channels4.11 Activity modules5.Support Self-Paced-Response6.Support Multi-Correct-Options7.ID Address Programmable8.Power required: two 1.5 volt batteries (alkalescent battery will be better)9.Transmission distance: > 100 meters10.Transmission angle: 360 degree11.Battery life: > 1 to 2 years for ordinary use12.Durable and not easily breakable, will not break or damage even drop to thecement ground from 5 meters high13.Easy to use14.Up to 999 remote controllers can be used at once (enhanced version)15.WDT reset support automatic program reset featureAbout receiver,1.2.4GHz digital RF technology2.4 radios channels3.Color: black, opaque4.Port: USB port or 232 port5.Weight: 0.4kg6.Operating Temperature: 0-40 degree7.Operating Relative Humidity: 0-90%8.Power required: DC12V, 800MA adapter or no required9.Operating Power: <1mw10.Receiving angle: 360 degree11.Receiving distance: 100 meters radial12.Asteroid-link option13.High processing speed - 999 audience keypads' transmission < 5 second14.One receiver support up to 999 student keypads15.Easy to install - use one RJ-45 cable for data & power