Tech   specs of IR117 Audience Response Systems are as follow:

General specs,

1.Patent IR technology

2.Two-way technology, never jam, never lost

3.High Speed - 100 audience keypads transmission < ONE second (similar

4.products may require 5 seconds or more).

5.Super-Wide-angle signal transmission > 280 degrees angle

6.ID number changeable (compare to the obsolete ID setting mode of similar

7.products), No need to keep a large stock of student remote. (For resellers)

8.Up to 20 meters transmission and reception distance

9.Support cascade and uplink option

10.Support up to 100 audience keypads

11.Easy to install, easy to use

12.Plug-in software of MS PowerPoint

13.Support self-paced answering.

14.Multifunctional instructor remote

15.USB port or 232 port connection for choose

16.Third party software supportable

17.OEM or ODM acceptable

About 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 to many people.

3.Provides 10 kinds of activity-models for interactive teaching and meeting

4.Professional statistics analysis engine, automatically produce 10 kinds of reports tracking and  recording the process of the activities

5.Colorful and multiform multimedia questions

6.Flexible data transformation, analysis results can be presented in html and txt formats.

7.Statistics data can be exported as xls format.

8.Prompt diagnosis of teaching effectiveness and improve teaching process

9.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 status

2.Laser indicator build-in

3.Power required: two 1.5 volt batteries

4.Transmission distance: > 20 meters

5.Transmission angle> 280 degree

6.Battery life: > 1 year for ordinary use

7.Durable and not easily breakable, will not break or damage even drop to the cement ground from 5 meters high.

8.Easy to use

9.Maintain full control over every presentation remotely

10.Present slides, going backwards, forwards, showing charts etc.

11.Select a user at random to answer a question

12.Control games procession.

13.Over 1 year battery life for normal use.

14.It will enter Power Saving Mode within 5 seconds when is left idle

15.It's clipper-built, small and exquisite, very suitable for handhold

About student remote,

1.LED status

2.11 Activity modules

3.Support Self-Paced-Response

4.ID Address Programmable

5.Power required: two 1.5 volt batteries

6.Transmission distance: > 20 meters

7.Transmission angle> 280 degree

8.Battery life: > 1 to 2 years for ordinary use

9.Support fast-ID setup function

10.Durable and not easily breakable, will not break or damage even drop to the

11.cement ground from 5 meters high

12.Easy to use

13.Up to 100 remote controllers can be used at once

14.WDT reset support automatic program reset feature

About receiver,

1.Patent IR technology

2.Color: black, opaque

3.Port: USB port or 232 port

4.Weight: 0.4kg

5.Operating Temperature: 0-40 degree

6.Power required: DC12V, 800MA adapter or no extra power required

7.Operating Relative Humidity: 0-90%

8.Operating Power: <1mw

9.Receiving angle > 280 degree

10.Receiving distance: 20 meters radial

11.High processing speed - 100 audience keypads' transmission < 1 second

12.Support up to 400 student keypads (enhanced version)

13.Easy to install - use one RJ-45 cable for data & power

Enjoy Technology Co., Ltd. (hereinafter referred to as ENJOY Tech) was established in Guangzhou, Guangdong Province, China, in 2001 (renamed in 2004).

ENJOY Tech focuses on professional solutions in IT equipment and systems, especially education and business A/V equipment. We specialize in designing, developing, and producing educational technology products.

Our main products include: ENJOY Audience Response Systems, ENJOY Multi-media Control Systems, ENJOY-LAN Computer Lab Management Systems and ENJOY Qboard - Interactive Whiteboard Systems.

ENJOY Audience Response Systems is also called Classroom Performance Systems or Student Response Systems, which have been successfully used in multimedia classrooms and conference rooms in 26 countries, with 8 language versions.

Nowadays, ENJOY Tech is a leader of Audience Response Systems for education/government units and corporations. Our firm is one of the seldom companies in the world with advanced IR and RF technology, which has gained National Patent, and FCC, CE and RoHS certificates.