Choice of handsets RF numerical handsets and USB receiver

Simple infrared handsets and receiver
Optivote RFLCD a clear LCD display allows the students to view their response before committing to it, useful for numeric, ranking and rating questions. The lightweight handsets operate on radio frequency for fast, reliable performance.

Simple radio frequency handsets with receiver Optivote RF8 – a simple radio frequency device that requires just one button press to make a response. Probably the simplest handset to use in any large lecture theatre.

Optivote IR8 – for the more compact lecture theatre and seminar room the inexpensive Optivote IR8 is ideal with its range of up to 30 metres. This handset supports multiple choice questions with up to eight possible answers. It is easy to use with a single button press being all that is required to submit a response.