About software Enjoy software is easy to use because it works directly with MS PowerPoint. If you already use PowerPoint you’ll find the familiar formats, icons, and commands. With Enjoy Response Systems software you have access to the full range of PowerPoint design templates and features to create interesting interactive slides. Enjoy software allows easy import of graphics into slides, easy import of student rosters and export of data and reports using MS Excel. Enjoy software is provided on a CD with each system and can also be downloaded from the web. There are no licensing charges or per seat fees or additional charges for Enjoy software. 14 language versions: Chinese simple, Chinese traditional, English, Portuguese, Spanish, Brazilian Portuguese，Slovenian，Russian, Turkish, Hungarian Korean. Italian and Dutch. PowerPoint plug-in, easy to learn and use, for the PowerPoint is familiar to many people. Provides 10 kinds of activity-models for interactive teaching and meeting Professional statistics analysis engine, automatically produce 10 kinds of reports tracking and recording the process of the activities Colorful and multiform multimedia questions Flexible data transformation, analysis results can be presented in html and txt formats. Statistics data can be exported as xls format. Prompt diagnosis of teaching effectiveness and improve teaching process Supports oral, blackboard or paper-based questions. Auto-recognize function, no need transform of the used PPT slides. Auto-setting question and options.

About Voting Box device The Voting Box is designed for easy use with choice questions (A,B, C, D, E, and F answer options), true/false questions, and yes/no questions. Two LED lights will indicate the signals sending, received or not. The yellow LED light indicates the option button is pressed. The Voting Box also has an “Instant Response” button (it has the icon of a hand with a raised index finger) that can be used for Jeopardy style games and competitions. The radio frequency communicates with a receiver anywhere in a classroom. Radio frequency systems are ideal for large classrooms or meeting rooms and rooms with pillars or obstructions. LED status 4 radios channels 11 Activity modules ID Address Programmable Power required: two 1.5 volt batteries Transmission distance: > 100 meters Transmission angle:  360 degree Battery life: > 1 to 2 years for ordinary use Support fast-ID setup function Durable and not easily breakable, will not break or damage even drop to the cement ground from 5 meters high Easy to use Up to 400 voting box can be used at once (enhanced version can supports 3000) WDT reset support automatic program reset feature

About receiver The radio frequency receiver connects to the USB port on a PC. The receiver can be mounted on a desk, wall or ceiling or put on any places without being covered by metal materials. A mounting kit is included with the system. 2.4GHz digital RF technology 4 radios channels Color: REC-217A: black, opaque REC-217B: blue, opaque REC-217C: white, opaque Port: REC-217A: USB port or 232 port REC-217B: USB port REC-217C: USB port Weight: REC-217A: 0.4kg REC-217B: 0.1kg REC-217C: 0.03kg Size: L*W*H REC-217A: 137*137*50mm REC-217B: 100*60*27mm REC-217C: 104*26*18mm Operating Temperature: 0-40 degree Power required: DC12V, 800MA adapter or no extra power required Operating Relative Humidity: 0-90% Operating Power: <1mw Receiving angle: 360 degree Receiving distance: 100 meters radial High processing speed - 400 voting boxes   transmission <3 second Support up to 400 voting boxes (enhanced version can supports 3000) Easy to install - use one RJ-45 cable for data & power