The Flexible 800 Series
Classroom Audio Technology to Meet Classroom or Media Center Needs
Lightspeed’s popular 800 Series of audio systems offers a wide range of solutions for educators. This product line is flexible enough to meet virtually any classroom environment, with a variety of installed products and multiple speaker options.
820iR
Professional Quality Classroom Audio
The 820iR delivers the essential features necessary to amplify a standard classroom environment. This solution, available in a compact, affordable package, has a variety of speaker options that ensure professional sound quality reaches every student.
The 800 Series Features:
•Infrared wireless technology
•Multiple audio inputs for integration
• A variety of speaker options
•Option to add microphones
Standard Components Include*
•Audio outputs for assistive listening and recording
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< Rear View
Receiver/Amplifier | REDMIKE & Cradle Charger | Sensor | Speaker Options | ||||
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* Plenum rated sensor cable and speaker wire included
A Consultative Approach
Our priority is
to
understand the needs and goals of educators. Lightspeed’s classroom audio consultants are
available to help identify 
the right product that meets the needs
of your school.
Specifications
Standard Carrier Frequencies (IR) | 2.06/2.54 MHz |
Power Output | 12 W/Channel (24 W Total) |
Total Harmonic Distortion (THD) | <1% @ 10 W |
>73 dB | |
Amplifier Frequency Response | 40 Hz - 20 kHz |
Audio Inputs (with volume controls) | Two (2) Stereo RCA |
ALD Output (with volume control) | One (1) 3.5 mm |
Dimensions (W x D x H) | 9.5” x 8.5” x 1.75” |
Features
•REDMIKE — small, lightweight,
•Speaker choices to fit any classroom
•2 stereo audio inputs with volume control
•
•Audio output for assistive listening and recording
Environmentally Friendly
Fall 2008/09 CLASSROOM AUDIO TECHNOLOGY
Highly efficient | WEEE |
designCompliantconstruction
Add a Second Microphone
Extra microphones allow students to utilize the classroom audio system for 
presentations and discussions.
REDMIKE LT71 HM70
08