Product description details / Product description
U-614 wireless conference microphone
*Receiver 1U metal with 2.8 inch colour display, there is showing microphone sate,battery,signal,vol,channel.
*Four channel receiver, each channel have 50 frequency sitting.
*One key infrared frequency matching for each channel, which can be used alternately between channels.
*Receiver has an independent four-antenna and PLL locked technology to distinguish each channel to prevent interference.
*Each channel could be control VOL, independent balance output, max output.
*Unit-direction condenser microphone: goose neck microphone with red ring indicator LED.
*With the color 2.4 inch TFT display screen, there is showing the sate of the equipment, channel, speaking time and battery.
*Professional high fidelity, condenser microphones core, high directivity, Speaking distance can reach 10 to 40 cm with clear voice，MIC work with Intelligent Prevent Noise Processor could be distance from 40CM-80CM.
* The microphone has a high strength anti-electromagnetic interference design to prevent the mobile phone interference noise interference.
*The button of microphone using CAR level rubber button, Durability, with Light optical fiber opening red LED.
*Inside work with 1300mAh recharge lithium battery, 9 hours opening for one time charge, 20 hours standby without opening. （Select 28 port CHARGEING）
Complete machine：
Carrier Ferquency Range：UHF 600-690MHz
Oscillation: PLL synthesized
Frequency Stability： 0.001％
Sensitivity:1.2UV@ Sinad=12dB
Mobile State Range：≥100dB
Modulation Mode：Frequency adjustment FM
Frequency Resonse：40Hz～20000Hz
Max.eviation Range：50KHz
S/N Ratio：＞105dB
T．H．D：<0.5％(1KHz)
Service Areas：30～50M
Power Supply：AC 220V 50Hz DC12V
SPECIFICATIONS:
Power Supply：3.7VCurrent consumption:100mA
Launch power:25mw
Sensitivity：4uV S/N=12dB
Type：Electric capacity type