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Enping City Baofeng Electronic Equipment Factory

Wireless Microphone System, Black Microphone System, Microphone System manufacturer / supplier in China, offering Bu-3920 Black Wireless Microphone System, Wcs-101 Wireless Conference System Chairman Unit/Delegate Unit, Bls-513 Wired 48V Phantom Microphone and so on.

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Supplier Homepage Product UHF conference microphone system Bu-3920 Black Wireless Microphone System

Bu-3920 Black Wireless Microphone System

This product is currently unavailable, but you may contact the supplier directly, for further interest.
Basic Info
  • Model NO.: BU-3920
  • Application: Commercial
  • Monitor: LCD Screen
  • Frequency Range: 500-900MHz
  • Type: Discussion
  • Size of Receiver: 480*180*44mm
  • Trademark: BKR
  • HS Code: 8518100090
  • Hi-Fi: Hi-Fi
  • Certification: CCC
  • Brand: Bkr
  • Channels: 2*32 Channels (64CH)
  • Suitable: PA System, Stage, Conference
  • Using Distance: 50-80m
  • Origin: Enping, Jiangmen, China
Product Description
BU-3920 black wireless microphone system

* Two channels receiver.
* Oscillation: Pll synthesized.
* IR automatic frequency technology is adopted. Each channel has 32 optional frequencies, stepping up/down by 0.5MHz.
* Carrier frequency: UHF 500MHz-900MHz.
* 20 sets can be used at the same time. That means 20 receivers and 80 transmitters can be used at the same meeting.
* LCD screens on the receiver will display working channel, working frequency and signal level. Each screen will display informations of 2 channels.
  LCD screen on the transmitter will display working channel, working frequency and battery storage.
* Using 2 rubber antenna for receiving brings a better appearance and anti-interference ability.
* There are 2 balanced output and 1 unbalanced output in the back-panel, suitable for linking up with other audio equipments.
* Microphone power consumption is 80mA. With three 1.5V battery power supply, it can work constantly for 12 hours.
* Light ring on the microphone head will display working status. (on-white, off-blue)
* Working distance: Open environment: 80-100 meter. Complicated environment: 50-80meter.
* It's suitable for various kinds of conference and performance occasion

Bu-3920 Black Wireless Microphone System
Channel number: 2
Oscillation Mode: PLL syntheized
Modulation Mode: FM
Carrier Frequency Range: UHF 500~900MHz
Frequency Stability: +0.001%
Max. Deviation Range: +50kHz
S/N Ratio: > 105dB
T. H. D: < 0.5%@1kHz
Sensitivity: 1.2/UV@S/N=12dB
Power Supply: DC 12~17V
Audio Output: Independent: 0-400mV
Mixed: 0-300mV

Back panel of the receiver:
Bu-3920 Black Wireless Microphone System
Balanced XLR output:    2
Unbalanced 6.3 output: 1


Bu-3920 Black Wireless Microphone System
Two function keys: one for mute(left) and one for power on/off(right)

Option transmitter as following:
Bu-3920 Black Wireless Microphone System
Bu-3920 Black Wireless Microphone System

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