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TOA IR-802PA Infrared Wireless Classroom Audio System Kit

TOA IR-802PA Infrared Wireless Classroom Audio System Kit

SoundPro Item: 107685 | Part Number: IR-802PA

Regular price $2,333.00
Regular price $2,883.00 Sale price $2,333.00
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MSRP: $2,883.00 | MAP: $2,333.00

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  • Complete Classroom Kit Eliminates Component Compatibility Guesswork
  • Wide-Dispersion Ceiling Speaker Provides Uniform Coverage Across The Room
  • Built-In Class D Amplifier And IR Receiver Simplify Ceiling Installation
  • Three AUX Inputs Support PC, DVD/TV, And MP3 Source Connections
  • Automatic Mute Via School Intercom Paging Signal Integration
  • ALD Mixing Output Supports Assistive Listening Device Connectivity
  • Infrared Transmission Avoids RF Interference In Multi-Classroom Deployments

The TOA IR-802PA is an all-in-one infrared wireless classroom audio system assembled to address the specific acoustic and logistical demands of K-12 and higher-education environments. The kit pairs the IR-802T desktop tuner with the IR-820SP ceiling speaker, an IR pendant microphone, a battery charger, and a rechargeable battery pack, eliminating the guesswork of component matching. Designed educators and AV integrators working in standard-sized classrooms, the system handles both teacher amplification and student participation without requiring a separate rack or additional amplification hardware.

The IR-820SP ceiling speaker integrates a 20-watt Class D amplifier and a 360-degree infrared receiver directly into the enclosure, simplifying installation to a single CAT-5 cable run from the tuner. Its wide-dispersion acoustic structure distributes speech uniformly across a 30-foot by 30-foot coverage area, eliminating the hot spots and dead zones common in installations relying on conventional directional speakers. The IR-802T tuner provides three AUX inputs for PC, DVD/TV, and MP3 sources, an ALD mixing output for assistive listening devices, and automatic muting via 25-volt telephone paging signals, making it compatible with existing school intercom infrastructure.

The included IR-310M pendant microphone operates hands-free or handheld, runs approximately eight hours per charge, and features two sensitivity levels and a function button for paging control. Because the system uses infrared rather than RF transmission, it is inherently immune to radio-frequency interference from adjacent wireless systems, a practical advantage in multi-classroom deployments. For integrators specifying classroom audio in a single-purchase workflow, the IR-802PA removes the complexity of sourcing compatible components individually.

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Specifications

IR-802T Tuner/Mixer
Power Source
120VAC, 50/60Hz (via supplied AC adapter)
Power Consumption
8W (UL standard); Max 40.8W (rated output of IR-820SP)
Receiving Frequency (Channel A - Teacher)
3.100MHz
Receiving Frequency (Channel B - Student)
3.350MHz
Receiver Sensitivity
50dB or more (S/N ratio at 40dBV input, 1kHz modulation, 4.8kHz deviation)
S/N Ratio (Tuner)
60dB or more (60dBV input, 1kHz modulation, 4.8kHz deviation, A-weighted, Equalization: Centered)
S/N Ratio (AUX)
75dB or more (A-weighted, Equalization: Centered)
Tone Squelch Frequency
32.768kHz
Input - AUX PC
Line, -10dB, 10kOhm, unbalanced, stereo mini jack
Input - AUX DVD/TV
Line, -10dB, 10kOhm, unbalanced, 2P RCA jack
Input - AUX MP3
Line, -10dB, 10kOhm, unbalanced, stereo mini jack
Input - Mute
25V line signals from telephone paging
Output - ALD
Line, -10dB, 10kOhm, unbalanced, monaural mini jack
Speaker Output Terminal
RJ-45 (dedicated for IR-820SP)
Equalization - High
10dB at 10kHz
Equalization - Mid
10dB at 1.3kHz
Equalization - Low
10dB at 100Hz
Mute Function
Activated by 25V line signals
LED Indicators
Power (green) x1, Infrared reception (yellow) x2, Mute (red) x1
Operating Temperature
14F to 122F
Operating Humidity
90% RH or less (no condensation)
Finish - Panel
Aluminum, black
Finish - Case
Steel plate, black
Dimensions (W x H x D)
8.27" x 1.81" x 12.28"
Weight
3.97 lbs
IR-820SP Ceiling Speaker
Power Source
24VDC (supplied from IR-802T)
Power Consumption
4.4W (UL standard)
Rated Output
20W
Amplification System
Class D
Frequency Response
100Hz - 20kHz (-10dB)
Distortion
5% or less (rated output, A-weighted)
Speaker Component
4.72" (12cm) cone-type
Infrared Wavelength
870nm
Carrier Frequency (Channel A)
3.100MHz
Carrier Frequency (Channel B)
3.350MHz
Reception Angle
360 degrees (horizontal)
Connection Terminal
RJ-45
Usage Cable
CAT-5 UTP
LED Indicator
Power (green) x1
Mounting Hole
11.81" outside diameter
Operating Temperature
14F to 122F
Operating Humidity
90% RH or less (no condensation)
Finish - Enclosure
Steel plate, plating
Finish - Baffle
Fire-resistant ABS resin (UL-94-V-0), white
Finish - Punched Net
Steel plate, white
Finish - Filter Section
Polycarbonate, optical cut filter
Dimensions
12.6" O.D. x 8.07" (D)
Weight
7.5 lbs
IR-310M Pendant Microphone
Battery
IR-200BT-2 NiMH rechargeable battery pack
Current Consumption
250mA typical (1.2V)
Infrared Wavelength
870nm (AM: Brightness modulation)
Carrier Frequency (Channel A)
3.100MHz
Carrier Frequency (Channel B)
3.350MHz
Transmission Distance
50 ft (unobstructed)
Microphone Type
Unidirectional electret condenser
Frequency Response
100Hz - 12kHz
Preemphasis
300us
Input Sensitivity Adjustment
2 levels (High, Low)
External Mic Input
3.5mm mono mini jack
Battery Operation Time
Approx. 8 hours
Operating Temperature
32F to 104F
Operating Humidity
30% to 85% RH
Finish - Control Section
ABS resin, white
Finish - Filter Section
Polycarbonate, optical cut filter
Dimensions (W x H x D)
2.17" x 4.33" x 0.87"
Weight
0.22 lbs (with battery and strap)
Included Items
Tuner/Mixer
IR-802T (x1)
Ceiling Speaker
IR-820SP (x1)
Pendant Microphone
IR-310M (x1)
Battery Charger
IR-310BC US (x1)
Rechargeable Battery Pack
IR-200BT-2 NiMH (x1)
AC Adapter (DC cord length: 5.91 ft)
x1
AC Power Cord (6.56 ft)
x1
Volume Control Cover
x6
Removable Terminal Plug (2-pin)
x1
Neck Strap
x1
Safety Wire
x1
Ceiling Reinforcement Ring
x1
Paper Pattern
x1

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