Description

General Features RF or IR, we have both Two-way, never jam, never lost High Speed - **0 audience keypads transmission < ONE second (similar products may require 5 seconds or more). Maybe it is the fastest system of this kind. Wide-angle signal transmission: up than **0 degrees angle (RF **0 degrees angle) ID number changeable (compare to the obsolete ID setting mode of similar products) Up to *0 feet transmission and reception distance (RF **8 feet) Support cascade and uplink option Support up to *5 receivers (IR, one main, *4 extension; RF no) Support up to **0 audience keypads Easy to install, easy to use Plug-in software of MS PowerPoint Colorful and multiform multimedia questions Provides *0 kinds of activity-models for interactive teaching and meeting. Professional statistics analysis engine, automatically produce *0 kinds of reports tracking and recording the process of the activities. Support self-paced answering. Multifunctional instructor remote Third party software supportable OEM or ODM acceptable