SOYO Technology Development Co., Ltd. >> Wireless Lapel Microphones for Classroom Audio System (lavaliere type)

Wireless Lapel Microphones for Classroom Audio System (lavaliere type)

Wireless Lapel Microphones for Classroom Audio System (lavaliere type)
Price: Negotiable/Piece
Trade Terms: EXW,others
Min Order: 1/Set
Pay Type: L/C,T/T,Western Union,Paypal
Prod Model: SOYO-EW02
Markets: North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe
Tx Power: 0dBm~20dBm
Channel Separation: 85dB
Frequency Response: 20~20kHz(+/-1dB)
Channel Number: 20~125
Operating Temperature: -25 ~ 85 Degree
Current Consumption: T: 110ma (Max) R: 40ma (Max)
Rx Sensitivity: -85 dBm
Frequency Range: 2400 ~ 2483MHz
Supply Voltage: 3.6-6V
Dissipation Power: 40~130ma
Type: Combining Rigid Circuit Board
Material: Complex
Dielectric: AIN

Product Description

System model: SOYO-EW03

Wireless teaching microphone system for classroom audio/sound solution, consist of wireless microphone transmitter (for teacher), and wireless voice amplifier (for classroom)

1. >>> for teacher, following wireless microphone for options:

Handle type, Headset type, lavalier/lapel type, belt-pack/body-pack type, etc.

2. >>> for classroom, following receiver for options:

A. Wireless speakers version (supporting wall mounted and floor-standing installation)
B. Wireless receivers version (connecting with classroom amplifier/active speakers)
C. Wireless amplifiers version (connecting with classroom passive speakers)

From this demo diagram, we are clear to know:

1. Teacher handling mini portable microphone transmitter (left side) to talk on class, wireless speaker (right side one) installing on classroom PA system to broadcast teacher's voice, which clearly picked up by each student.

2. Its wireless voice transmission upto 50~60 meters (from headset mic to wireless speaker)

3. This solution also can be dual-channel wireless amplifier (supporting two microphones talking on class), teacher can choose min portable mic or handle mic, student can handle one pass-around mic to answer questions.

PLUS:

Features of portable wireless microphones (lavaliere/lapel type)

1). The minimum size of our product, easily for taking and neck-hanging.
2). Powered by rechargeable Li-Battery.
3). Embedded Charge circuit with USB interface.
4). Channel and volume adjustment function.
5). Supporting two types 3.5mm audio input. (microphone and stereo line in)
6). Noise elimination circuit switching on power switch, eliminating noise of power on/off.
7). Supporting Low power consumption for a wide range of input voltage.
8). Supporting fixed ID working mode, point to point and point to multi point, automatic scan channel function to avoid interference easily.
9). Audio muting function when receiving weak signals or no signals.
10). Capable of being simultaneously used for over 100 classrooms and never crosstalk!
NO. Description Wireless Microphone Receiver (dual-channel)
1 Work frequency range 2400 - 2483 MHz
2 Frequency response 20 Hz - 20 KHz (+/-3dB)
3 Work temperature -15 ~ +65
4 Work voltage DC 9V
5 Latency time 1.1~1.8 ms
6 Work current Max 300 mA
7 Distortion 0.8% @1 KHz
8 Frequency stability 150 KHz
9 Channel Space 1 MHz
10 Optional Channels 80 CH
11 Baud rate 2 M bps
12 Sampling ratio 48 kHz@16 bit*2
13 SNR 95 dB
14 Dimension 422mm*318mm*73mm
15 Weight 1.77 kg (3.90 lbs)
SOYO Technology Development Co., Ltd. As a leading professional provider in digital wireless audio/video products, solutions and OEM/ODM service, owned independent intellectual property rights and core technologies.

Based on these core technologies, SOYO has developed a series digital wireless audio product which include digital wireless audio, digital wireless headphones, digital wireless audio transceiver, digital wireless simultaneous interpretation systems, digital wireless tour guide device (wireless team to explain the device), digital wireless mobile voice classroom, digital wireless tour guide series professional system solutions. Since 2005, these programs has been in domestic and foreign universities, educational institutions, tourist attractions, museums, government agencies, professional firms, to promote plant widely used in education, tourism, VIP reception, audio industry and IT digital domain, SOYO has become well-known brands.

The core modules and software were researched and developed by SOYO technology, which passed the North American FCC / EU CE / Japan TELEC rigorous testing and received FCC / CE / TELEC certification certificates, product quality and excellent transmission performance, stability, and test equipment measured transmission frequency range of 20Hz - 20000Hz, transmission distance, the highest audio sample rate (64k), HDCD high-fidelity sound quality, up to 80 selectable frequencies (easy to avoid the interference frequency), the shortest latency and encrypted transmission (latency less than 0.5ms which up to highest standard in the field through Wireless transmission).

SOYO Products and programs include: 2.4G digital wireless team explanation system, digital tour guide systems, wireless digital microphone, 2.4G wireless digital speakers, 2.4G wireless digital amplifier, 2.4G wireless digital MP3 music microphone, 2.4G wireless digital headphones, 2.4G wireless digital transceivers, all of them passed the FCC, CE, TELEC certification.

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