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All rights reserved. © 2004 - 2018 Infowhyse GmbH, Bad Nauheim, Germany · +49 6032 9259280


Reply®, Infowhyse®, Edivote®, Softvote®, Wisdom Wizard® and

The Answer Lies in the Questions® are registered trademarks of Infowhyse GmbH

All other Trademarks, logos and copyrights are the property of their respective owners.

link to ask a question about Infowhyse electronic voting systems

Our mission is to help the World understand that there is always a discoverable answer to solve every human or business problem: The Answer Lies In The Questions™


The new Reply® Interact Plus keypad or clicker is a “credit card” style keypad, easy to transport and comfortable to hold or wear. The Reply® Interact Plus, compact and lightweight, is ideal for many events large or small, especially education and training where two-way feedback is essential.


Looking to vote with your Smartphone ?


Use your Smartphone as a voting device?

Bring-Your-Own-PAD allows meeting participants to use

their own Smartphones or Tablets.

See our BYOPAD Page for more details.

To view the complete

Reply® Software Portfolio

click on the image above


Components and Accessories

Optional accessories (purchased separately) include base station and keypad storage cases, lanyards, specialised software’s and more. Training, on-site technical support, and similar 'for fee' services are also available as an extra.

Infowhyse offers first time buyers special starter pack discounts when purchasing a system comprising of between 30 and 100 keypads, 1 base station and a soft carry case.

All Reply® starter packs can be used with our free download software Edivote® 100.

Save 20% or more when purchasing a starter pack direct from Infowhyse or selected Reply® resellers.




Reply® (Interact) Base Station Model RPI4000

  • A compact and programmable interface to your PC. Controlled by value-added software* (purchased separately) that communicates with Reply® Interact Mini, Reply® Interact, Reply® Interact Plus and Reply® Interact Pro keypads.

    • Also operates with current Reply®-compliant polling software*.

  • Dimensions (excluding antennas): 13cm (5.12") W x 2.2cm (0.87") H x 13.5cm (5.31") D.

  • Unit Weight: 215gms (7.58 ounces), inclusive of antennas

  • Capacity: 400 keypads per channel identity.

    • 80 base identities (sometimes called RF channels). Limited to 32 base identities when used with Reply® Interact Pro keypads.

    • Maximum 8 base stations per system allowing up to 16,000 keypads per room.

  • Speed: Base Station polling cycles are adjustable to optimize speed to group size. For example, a group of 50 keypads can be polled every second, whereas a group of 16,000 can be polled in parallel every 8.0 seconds.

  • Connections: Attaches to the operator's PC by USB connection. (USB cable included.)

  • Power Source: USB. Current draw 50 mA.

  • Does not include accessories such as software* and carry cases. These additional items are priced separately.


Reply® (Interact) Base Station Model RPI1000

  • Base Station in compact USB Stick styling that communicates with Reply® Interact Mini, Reply® Interact, Reply® Interact Plus and Reply® Interact Pro keypads.

  • Dimensions: 9.1cm (3.58") W x 1.2cm (0.47") H x 3.1cm (1.22") D.

  • Unit Weight: 24gms (0.85 ounces).

  • Like RPI4000, controlled by value-added software* (purchased separately).


Carry cases, Multiple Models Available

  • Lightweight padded carry bag with inserts.

  • Closed by zipper and holds X Keypads dependent on size selected.

  • Keypads and base stations purchased separately.

  • Refer to Price List for additional details.


Application Software

  • * Models RPI100 and RPI400 Base Stations require application software to manage keypad data collection and graph/analyze responses.

  • Multiple titles are available to conduct surveys, delegate voting, group decision making, market research, classroom learning, and other advanced applications.



Contact Infowhyse or your local reseller for specifications and pricing of this value added software.

Reply® and your team at Infowhyse® occasionally put together special offers designed to give a helping hand to those starting out with audience response by providing significant savings against the cost of the individual items. Click on the Gold Button Above and select your ideal starter pack.


Need More Data?

or would you like to speak with someone who can assist you in determining the best system for you or who can help you make purchase or leasing decisions? Use our e-mail form to describe your needs and we will reply with the information you need.

Request More Info Now!

Already Know What You Need?

If you already know which keypad system you are looking for, or the type of keypad, use our email form to directly request a quotation.

Request Pricing Info Now!

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Dedicated Software

Just Getting Started?

Check out our dedicated

Edivote®  website to

download your free copy. 

Check out our dedicated

Applivote  website to

download your free copy.

New to Audience Response.....

...or simply looking for new ideas ?

To learn more, check out the

Reply® Audience Response Systems A-Z  of Benefits and Practical Uses