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Enping City Baofeng Electronic Equipment Factory

Video Tracking Conference, Conference System, Hand-in-Hand Conference System manufacturer / supplier in China, offering Bls-4511c/D Video Tracking Meeting Conference System, Bls-3502c/D Digital Wired Conference System, K-2038 8CH Wireless Lavalier Microphone and so on.

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Bls-4511c/D Video Tracking Meeting Conference System

FOB Price: Get Latest Price
Min. Order: 1 Piece
Production Capacity: 10000set Per Year
Transport Package: Carton Box
Payment Terms: T/T, Western Union

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Basic Info
  • Model NO.: BLS-4511C/D
  • Application: Voice, Meeting
  • Directivity: Uni-direction
  • Main Function: Discussing
  • Controller Model: Bls-450m,Bls-U450m
  • Connect Mic Qty: 60 Per Set, Can Contect with Extention Machine
  • Gooseneck Mic Length: 440mm
  • Origin: China
  • Style: Gooseneck Microphone
  • Signal Transmission: Wired
  • Transducer Principle: Condenser Microphone
  • Composition: Controller/Chairman Unit/Delegate
  • Mic Color Option: Black
  • Material of Mic: ABS Plastic
  • Trademark: BKR
  • HS Code: 851810
Product Description
BLS-4511C/D video tracking meeting conference system

Function:
Controller: BLS-450M

*It is a discussing and video-tracking wired conference system.
*The front panel adopts buttons to control speaking mode and the number of speakers, breaking the traditional dial control.
*LCD screen displays working status.
*The number of speakers: 1, 2,3,4,5,6 and full opening.
*7 meeting work modes: 1.chairman mode 2.first in first out mode 3.Last in first out mode 4.LIMIT mode 5.FREE mode 6.responder mode 7.Apply speaking mode (just for BLS-4505C/D unit)
*The host can connect 60 microphone units, it divide into 4 parallel outputs, each channel can connect 20 units. It also able to connect expansion unit number of extended machine up to 5000 units by power extended machine BLS-350HD(under 255 units) or data extended machine BLS-350HS(above 255 units).
*Equipped with audio parallel output and a 6.3 jack output, conference recording outputs and background music inputs interface.
*Built-in telephone coupler input and output ports, and can be used for remote telephone conference. According to the principle of communication, it divide two-way telephone voice signals into inputs and outputs. In order to control the intercom setting of phone call and set aside between the hall.
*RS232 interface can be achieved using computer software to control entire conference system function.
*Designed with frequency shift feedback function,there is a key in the back pannel to control turn on and turn of the function.


Chairman unit: BLS-4511C
*Latest digital design.
*With automatic video-tracking function.
*With microphone ,speaking button and indicator lamp that can show and control the state of speech.
*Whole plastic microphone shell.
*128*64 LCD screen displays working status.
*With a microphone unit connecting cable.
*T-shaped 8-core line for unit connection.
*Single projection; With Anti-gas sonic boom and wind shield.
*With Chairman priority key;could shut all the delegate unit.
*The chairman unit can be placed in any position in loop.
*The chairman unit is unrestricted by the limiting function.
*The chairman unit quantity is unrestricted in the loop.
*High sensitivity microphone.
*The power for units is supplied by the master controller at 9 safe voltage.
*Hand-in-hand connection method.
*With a microphone unit connecting cable 2.1m, 8P core line, convenient installation can increase efficiency.


Delegete unit: BLS-4511D
*Latest digital design.
*With automatic video-tracking function.
*With microphone ,speaking button and indicator lamp that can show and control the state of speech.
*Whole plastic microphone shell .
*128*64 LCD screen displays working status.
*With a microphone unit connecting cable.
*T-shaped 8-core line for unit connection. 
*Single projection; With Anti-gas sonic boom and wind shield.
*High sensitivity microphone.
*The power for units is supplied by the master controller at 9 safe voltage.
*Hand-in-hand connection method.
*With a microphone unit connecting cable 2.1m, 8P core line, convenient installation can increase efficiency.


Parameter:
Controller: BLS-450M
Frequency response: AC 220V±10% 50Hz
Rated voltage: 100Hz-12.5Hz
Output impedance: 
REC:200Ω LINE:200Ω
BALANCE: 300Ω
UNBALANCE: 400Ω
Input impedance: LINE:50KΩ PBIN:50KΩ
S /N Ratio: 100dB (1KHz THD1%)
Size:480*370*85mm
Weight:5.5KG


Chairman unit: BLS-4511C
Type: capacitance
Polar pattern: one direction
Frequency response: 50Hz-1700Hz
Sensitivity: -45±2dB@1KHz
Input voltage: DC 9V(powered by host)
Min input impedance: 1KΩ
S /N Ratio: 68dB(A)
Input and output wire: 2.1M 8P shielded line,2 meter T3M cable
Mic length:440mm
Size:210*155*50mm
Weight:1.2kg

Delegete unit: BLS-4511D
Type: capacitance
Polar pattern: one direction
Frequency response: 50Hz-1700Hz
Sensitivity: -45±2dB@1KHz
Input voltage: DC 9V(powered by host)
Min input impedance: 1KΩ
S /N Ratio: 68dB(A)
Input and output wire: 2.1M 8P shielded line,2 meter T3M cable
Mic length:440mm
Size:210*155*50mm
Weight:1.2kg


System composion:
One system have to include controller unit, chairman unit, delegate unit.
Controller unit: (Three models could be optioned for video-tracking system )
                        BLS-450M   (480*370*85mm)
                        BLS-U450M (480*370*85mm, with USB disk recording function) 

Chairman unit: BLS-4511C
Delegate unit:  BLS-4511D

Video-tracking series wired microphone system model name begin with "4", microphone unit can use in discussing controller such like BLS-350M and so on.

Back of the conference system controller BLS-450M:
Bls-4511c/D Video Tracking Meeting Conference System
 
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