1000A square tube one to four conference microphone

One to four/One to eight series

This is a one to four wireless conference microphone equipped with quad tubes, with four channels corresponding to quad tubes. It has complete functions, high-definition LCD display for visual operation, convenient switching functions, automatic frequency scanning, EQ mode, etc. It is suitable for enterprise and public institution conference rooms, education and training, and multi-functional business halls.

product description

Specification parameters

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1. Built in imported capacitor microphone core, with a long pickup distance, convenient for leaders to use;

2. The brand new audio circuit architecture provides clear and natural sound.

3. A new concept of digital pilot technology with automatic search for interference free channels, making installation more convenient;

4. Built in howling suppression function circuit, easier to debug;

5. The intermediate frequency adopts a sound table filter, which improves the anti-interference ability and prevents feedback interference.

6. Each channel adopts a true diversity dual receiving device, avoiding blind spots and noise in reception;

7. The receiver is equipped with a high-end LCD screen backlight and a handheld all metal tube body, which is resistant to drops and durable;

8. Equipped with infrared automatic frequency matching function, it can quickly synchronize the microphone to the working channel of the receiver.

Applicable scenarios: Conference rooms in enterprises and institutions, education and training centers, and multifunctional business halls

Host dimensions (L*W*H) mm: 42*16*4.5

Host weight (KG): 1.7

Comprehensive features

Carrier frequency range: 520MHz-960MHz (dependent on applicable national regulations)

Circuit design: True diversity circuit design

Bandwidth: 2X25MHz

Modulation mode: FM

Maximum frequency deviation: ±50KHz

Frequency response: 50Hz-16.5KHz

Signal-to-noise ratio (S/N): >105dB

Distortion (1KHz): <0.3%

Operating temperature: -10°C to 55°C

Operating distance: 150 meters (in ideal conditions)

Receiver

Oscillation mode: Digital frequency synthesizer

Spurious suppression: ≥80dB

Image rejection: ≥80dB

Sensitivity: 5dBuV

Audio output level: Balanced output (XLR output jack): 400mV

Unbalanced output (1/4” output jack): 400mV/3Ω

Operating voltage: DC 12-16V

Operating current: ≤350mA

Conference transmitter

RF output power: Maximum 30mW (dependent on applicable national regulations)

Oscillation mode: Digital frequency synthesizer

Transmitting frequency stability: <30ppm

Dynamic range: >100dB

Frequency response: 50Hz-16.5KHz

Maximum input sound pressure: 130dB SPL

Microphone pickup head: Capacitive

Power supply: 2 AA batteries (1.5V)

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Guangzhou Jietai Electronic Technology Co., Ltd

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