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.
The 800 Series Features:
• Infrared wireless technology
• Multiple audio inputs for integration
• A variety of speaker options
• Option to add microphones
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.
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.
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
Signal-to-Noise Ratio >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,
easy-to-use microphone
• Speaker choices to t any classroom
• 2 stereo audio inputs with volume control
• 8-band graphic equalizer
• Audio output for assistive listening
and recording
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• Audio outputs for assistive listening
and recording
• 8-band equalizer
• 5-year warranty
Add a Second Microphone
Extra microphones allow students to
utilize the classroom audio system for
presentations and discussions.
REDMIKE HM70
LT71
Standard Components Include*
Receiver/Amplifier REDMIKE & Cradle Charger Sensor Speaker Options
* Plenum rated sensor cable and speaker wire included
Environmentally Friendly
Highly efficient
design
Lead-free
construction
WEEE
Compliant