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Professional Mini UHF Teaching Wireless Microphone
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Product Details
| Place of Origin | Guangdong, China | Brand Name | ITC | |
| Model Number | T-531A |
Product Description
T-531A Professional Mini UHF Teaching Wireless Microphone
* Adopt international standard EIA 1/2 width 1U high metal chassis, which can be mounted directly to the rack.
* Provide 640-857MHZ six frequency bands 100 each, and the use of advanced phase-locked loop PLL frequency synthesizer technology, adjustable frequency, adjustable transmit power to avoid interference frequency.
* Super anti-jamming capability, can effectively suppress the noise caused by external interference and co-channel interference.
* LCD display window, displaying the channel / frequency, RF signal strength, AF audio output intensity.
* With infrared frequency transmitter frequency locked automatically synchronize ACT function.
* Rear receiving antenna separation design, single-antenna diversity receiver and the sound code, noise lock dual mute circuit, receiver distance, easily dropped.
* Internal SQ can increase receiver sensitivity adjustment to increase or decrease the sensitivity of the receiving distance in order to avoid noise interference.
Receiver Specifications | |
Receiver mode | Bouble-conversion super heterodyne |
IF frequency | 110MHz, 10.7MHz |
Wireless Interface | BNC / 50 ohms |
Sensitivity | 12 dBμV (80dBS / N) |
Sensitivity adjustment range | 12-32 dBμV |
Spurious suppression | ≥75dB |
Output socket type | Balanced and unbalanced |
Maximum output level | +10 dBV |
Power supply | DC 12 ~ 18V 500mA |
Working temperature | -40 ℃ ~ - + 80 ℃ |
Dimensions | (W x H x D) 210 mm x 44 mm x 147 mm |
System Specifications | |
Frequency Range | UHF 640-857MHz total of six segments |
Modulation | Wideband FM |
Adjustable range | 25MHz |
The number of channels | 600 |
Channel spacing | 250KHZ |
Frequency stability | ± 0.005% or less |
Dynamic range | 100dB |
The maximum deviation | ± 45KHZ |
Audio response | 60HZ-18KHZ (± 3dB) |
Integrated SNR | > 115dB |
Comprehensive distortion | ≤0.5% |
Working distance | 50 meters |
Microphone Specifications | |
Ondo | Dynamic microphone. |
Condenser | Lavalier microphone, headset microphone |
Antenna | built-in helical antenna handheld microphone, transmitter |
| Peigua 1/4 wave whip-like antennas. |
Output power | High power 30mW; low power 3mW |
Discrete suppression | -60dB |
Power supply | 2 AA 5th batteries |
Time | More than 10 hours at 30mW, more than 15 hours at 3mW |
ITC promise the electronics yearly failure rate is less than 1%.
ITC guarantee all electronics of 3 years quality warranty.
ITC could supply 1% wearing spare parts free of charge.
ITC guarantee all loudspeakers of 6 months quality warranty.
All of quality complaint shall be attached with serial number, failure test report and photos.
All of the quality compliant shall be feedback with a solution within 48 hours.
ITC could supply circuit diagram documents for repair.

- Well-trained sales team for sales and basic technical service.
- New product promotion and seminar for all employees.
- Two English spoken technician provide online after sales service.
- Online system software demo and configuration is available.
- 30 system consultants and 10 designers to make drawing and BOQ for each tender.
- Design and BOQ response to customer within 48 hours.
- PDF specification sheet, system configuration template and architectural & engineer specification for documents support.
- Technical documents could be downloaded from website
Full-sealing package of Products:
We adopt full-sealing bubble film+strech film+wood frame (or wood box). It will keep the moist from entering into the package to make the products rusted.

Contact Us
- Guangzhou Baolun Electronics Co., Ltd.
- Contact nameFancy Fong Chat Now
- Phone86-20-84590536
- AddressBuilding NO. A13-1, Yiku Industrial Park, The Hills, Dongyi Road, Panyu, Guangzhou, Guangdong
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