IR-820SP

IR-820SP TeachIR Infrared, Speaker and Class D amplifier

  • Overview
  • Specification
  • Downloads

    • Built-in infrared receiver and 20W digital amplifier
    • Unique wide-dispersion acoustic structure, employing innovative TOA technology to achieve uniform output over a wide radius
    • Bass-reflex speaker system achieving a wide frequency range and high power handling capability
    • Easy installation with quick optimally positioned ceiling mounting be used in conjunction with IR-820T infrared Wireless Tuner

  • Specification
    Power Source 24 V DC (supplied from IR-802T)
    Power Consumption 4.4 W (based on UL standard)
    Rated Output 20 W
    Frequency Response 100 Hz – 20 kHz (-10 dB) at installation in 1/2 free sound field
    Amplification System Class D
    Distortion 5% or less (rated output, A-weighted)
    Speaker Component 12 cm (4.72″) cone-type
    Infrared Wireless Receiver
    Wavelength 870 nm
    Carrier Frequency Teacher (Channel A) : 3.100 MHz – student (Channel B) : 3.350 MHz
    Reception Angle 360° (Horizontal)
    Connection Terminal RJ-45
    LED Indicator Power (green) × 1
    Mounting Hole ø300 mm
    Connection Cable CAT-5 UTP
    Operating Temperature -10°C to 50°C
    Operating Humidity 90% RH or less (no condensation)
    Finish Enclosure: Steel plate, plating – Baffle : Fire-resistant ABS resin (resin – material grade: UL94V-0), white – Punched net : Steel plate, white. Filter section : Polycarbonate, optical cut filter
    Dimensions ø320 × 205 (D) mm
    Weight 3.4 kg
    Accessories Safety wire × 1, Ceiling reinforcement ring × 1, Paper pattern × 1 Option Tile bar bridge: HY-TB1

Related Products

IR-802KIT4
KIT 4

TeachIRKit4 Kit 4

This product is a variant of the following item. Click on the link below to see all variants and options:
TeachIR School IR Systems

Teach IR Kit 4 includes everything needed to bring your classroom to life. This kit includes: IR-820SP – Infrared Wireless ceiling mounted speaker, IR-802T – Infrared Wireless Tuner, IR-300M – Infrared Wireless Pendant Microphone, IR-200M – Infrared Wireless Handheld microphone, IR-200BC – Battery Charger, IR-200BT-2 – Ni-MH Rechargeable Batteries and Connector cable.

 

IR-802KIT1
IR-802KIT1

TeachIRKit1 Kit 1

This product is a variant of the following item. Click on the link below to see all variants and options:
TeachIR School IR Systems

Complete kit with Infrared wireless speaker, tuner and wireless pendant microphone.

KIT 3
KIT 3

TeachIRKit3 Kit 3

This product is a variant of the following item. Click on the link below to see all variants and options:
TeachIR School IR Systems

Kit three includes Infrared wireless speaker, tuner, hands free and handheld microphone.

KIT 2

TeachIRKit2 Kit 2

This product is a variant of the following item. Click on the link below to see all variants and options:
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Kit two includes Infrared wireless speaker, tuner and one handheld microphone

TOA-TeachIR

TeachIR School IR Systems

Enrich Your Students’ Learning Experience with remarkably clear audio easily.

Assembled specifically for classroom use, TOA’s new Infrared Wireless Classroom Systems includes a ceiling-mounted wide-dispersion speaker (with integrated receiver and amplifier), an easily accessed desktop tuner and a pair of lightweight IR wireless microphones, one each for the teacher and students.

The system is tailored to classroom size, moreover, thus avoiding unnecessary equipment installation.

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