HMI Audio Visual Sdn Bhd
131, Jalan Sutera,
Taman Sentosa ,
80150 Johor Bahru,
Johor, Malaysia.
+607-3311979
+607-3352504
+607-3352504
+607-3361359
+6016-7134999
(Hiu Chin Yang)
(Hiu Chin Yang)
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Branch
B-5-8, Plaza Mont Kiara,
Mont Kiara, 50480
Kuala Lumpur, Malaysia.
Hiu Musical Sound & Light
22, Sin Ming Lane
#06-76, Midview City,
Singapore, 573969.
Branch
B-5-8, Plaza Mont Kiara,
Mont Kiara, 50480
Kuala Lumpur, Malaysia.
Hiu Musical Sound & Light
22, Sin Ming Lane
#06-76, Midview City,
Singapore, 573969.
TOA IR-820SP Infrared Speaker
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Product Details:
Infrared Wireless Receiver
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- The Infrared Wireless Microphone System using this IR-820SP is a PA system designed for use in the school classrooms assuming that their size is about 10 m × 10 m (30 ft × 30 ft).
- The IR-820SP is a ceiling-mounted powered speaker with the infrared receiver and offers a wide frequency range of high-quality sound output.
- It features a digital amplifier for the amplification section, and a full-range speaker for the speaker section.
- Use of the supplied mounting hardware and optional HY-TB1 Tile Bar Bridge permits it to be versatilely mounted to match a wide range of applications and installation locations.
- This speaker is combined with an infrared wireless microphone and the IR-802T Infrared Wireless Tuner to make up the infrared wireless microphone system.
- The infrared microphone system eliminates problems with interference or eavesdropping, allowing simultaneous use in adjacent school classrooms.
| Specification |
| Power Source | 24 V DC (supplied from IR-802T) |
| Power Consumption | 4.4 W (based on UL standards) |
| Rated Output | 20 W |
| Frequency Response |
100 Hz - 20 kHz (-10 dB) at installation in 1/2 free sound field (Measured by installing the unit in the center of a ceiling.) |
| Amplification System | Class D |
| Distortion | 5 % or less (rated output) |
| 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©b (Horizontal) |
| Connection Terminal | RJ-45 |
| LED Indicator | Power (green) × 1 |
| Mounting Hole | φ300 mm (φ11.81'') |
| Usage Cable | CAT-5 UTP |
| Operating Temperature | -10 ¡æ to +50 ¡æ (14 ©bF to 122 ©bF) |
| Operating Humidity | 90 %RH or less (no condensation) |
| Finish |
Enclosure: Steel plate Baffle: Fire-resistant ABS resin (resin material grade: UL94V-0) Punched net: Steel plate Filter section: Polycarbonate |
| Dimensions | φ320 × 205 (D) mm (φ12.6 × 8.07) |
| Weight | 3.4 kg (7.5 lb) |
| Accessory |
Safety wire …1 Tile bar bridge: HY-TB1 |