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Jingwah Information Technology Co. Ltd.

Supplier From China
Sep-12-23
Supplier : Wireless UHF Microphone For Conference Room.

Established: 2023

Verification Status



Contact Details:
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China


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More Items Similiar to: Jingwah Information Technology Co. Ltd.

Feb-11-14
Supplier From Enping, Guangdong, China
 
Frequency response:
Harmonics radiation: <-55dbc
Battery voltage: aa


Appropriate situation
Ktv project installment, bar and stage performance, celebration and meeting host and other outside activities.


Packing: color box + epe
Aug-12-11
Supplier From Enping, Guangdong Province, China
 
VogUe small cabinets, real uhf wireless microphones, high performance-price ratio. Easy to use, stable performance, the optimal; equipment for small performances or family used.

Product Features:
Frequency Range: 720-820MHz
Frequency Stability: 30ppm
Dynamic Range:9 0dB
T.H.D.: 0.5%
Frequency Response: 80Hz-18KHz (3dB)
Audio Output: Separate: 0~500mV
Audio Output: Hybrid: 0~300mV.
Aug-12-11
Supplier From Enping, Guangdong Province, China
 
Vogue small cabinets, real uhf wireless microphones, high performance-price ratio. Easy to use, stable performance, the optimal; equipment for small performances or family used.

Product Features:
Frequency Range: 720-820MHz
Frequency Stability: 30ppm
Dynamic Range: 90dB
T.H.D.: 0.5%
Frequency Response: 80Hz-18KHz (3dB)
Audio Output: Separate: 0~500mV
Audio Output: Hybrid: 0~300mV.
Aug-12-11
Supplier From Enping, Guangdong Province, China
 
UHF 740-790MHz frequency band
Channels: 100CH (L/R channel is available),
Super heterodyne; double frequency; conversion, with high receive sensitivity,
Pilot precise, interference resistance,
Multi-level high-performance SAW filter, with excellent anti-jamming capability,
Auto mute and anti-skip circuit, it completely eliminates the impact of noise when microphone; turn on and turn off,
Professional Audio Output: XLR balanced output and 1 / 4 "jack unbalanced output,
Using AA; batteries,
Double step-up design, the battery charge does not affect the transmission power,
Manual frequency-selecting, correspond frequency in infrared ray, automatic searching frequency,
High reliability surface mount technology (SMT) production.

Product Features:
UHF 740-790MHz wave band
output level:#160; 0~300mV
Frequency Response:50~15KHz(3dB)
systematic distortion: <0.5%
SNR:>90dB
dynamic range: >100dB
Operating range: 30~50 meters for KTV / can be expanded to 100 meters for special request.
Apr-04-18
 
The microphone unit has discussion and auto-tracking of functions.
It using the flocking to process.
It has built-in antena and rechargeable lithium battery for each unit and equip mini usb charger.
The annular blue indicator lamp can show the working state on the microphone.
The chairman unit can set the system working model:fifo, limit and free.
The unit has built-in high fidelty of capacitor sound head , its sound quanlity is clear and low noise.
The chairman unit can turn down the delegate unit for anytime by priority button.
Its design patent of appearance.
Power:dc3.7v-5v
Power consumption:â?¦360mw(standby state), â?¦630mw(working)
Working temperature:-10â??-40â??
Length of gooseneck:380mm
Frequency range:500mhz-950mhz
Maximum modulation:60k
Radiation power:â?¦+9dbm
Frequency deviation:
Jun-13-18
 
Features
â?� professional performance
â?� Radius distance â?¥ 150 meters

Receiver parameters:
Modulation: FM
Carrier frequency band: UHF 600-900 MHz
Sensitivity: 15dBuV
Leader Suppression: 65dB
Mirror frequency suppression: 75dB
Audio output: 350MV
Output impedance: XLR connector: 200©1 / 4 "
Connector: 1K©
Signal to noise ratio: 100dB
Distortion:
Jun-13-18
 
Features
professional performance
Radius distance 150 meters

Receiver parameters:
Modulation: FM
Carrier frequency band: UHF 600-900 MHz
Sensitivity: 15dBuV
Leader Suppression: 65dB
Mirror frequency suppression: 75dB
Audio output: 350MV
Output impedance: XLR connector: 200©1 / 4 "
Connector: 1K©
Signal to noise ratio: 100dB
Distortion:
Aug-12-11
Supplier From Enping, Guangdong Province, China
 
UHF dual channel wireless receiver can receive two wireless microphones or two lapel microphone or a handheld microphone and a lapel microphone, and parallel to control the microphone volume.

Quartz lock with a fixed frequency UHF band, with the latest "noise detection" mute control, it can completely eliminate the noise generated by loud noise interference.

Dual-channel receiver audio output is a mixture of two-channel output, and separate balanced output can meet the input characteristics of a variety of Amplifiers.

Metal chassis and SMT circuit, there are 30 groups frequencies between 760-920 MHz for choice .

Product Features:
Frequency Range: 740-920MHZ
Modulation System: quartzcrystal control
Rf stability: 0.005%(-10-50)
Frequency Resopone :50Hz-18KHz3dB
RF Power:10mW
Noise Ratio:>100dB
T.H.D: 0.5%.
Jan-15-13
Supplier From Foshan, Guangdong, China
 
Description
Sm612c/sm612d conference microphone, the company's research and development of professional conference microphone, and its unique digital processing and transmission technology, excellent sound performance, high reliability, advanced digital technology and audio technology help to combine for a variety of meeting occasions fully, sm612c/sm612d unique ability to process high sound pressure conference microphone audio line has the full-balanced design and unique masking techniques, anti-cell phone rf interference.

Characteristics
Pluggable gooseneck microphone with light ring
High sensitivity, effective pick-up range up to 50cm
Support multiple chairman and vice-chairman at same time
Speech patterns and apply itself is optional, common mode
Not any impact on sound quality under long distance transmission
Increased reliability with "hand-in-hand" connection topology
System unit support hot plug function
Highly resistant to mobile phone interference
Chairman unit can override all the active delegate units and approve or reject delegates who request to speak

Technology parameters
Pick up range:0-500mm
Frequency response40hz-19khz
Sensitivity-38db3db
Snr-80db
Nonlieardistortion<0.3%(1khz)
PowerAc24v
Length410m
Weight0.75kg
Temperature-20 - 50
Dimension13515050(mm)

Verification Status