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infrared wireless multimedia speaker system(KS668-B)
infrared wireless multimedia speaker system(KS668-B)

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infrared wireless multimedia speaker system(KS668-B) has larger sound effect distance up to 400sqm.

infrared wireless multimedia speaker system(KS668-B)

Here is the Infrared Advantages:

1.Infrared light transmit signal,High Security,Interference Resistence and Against String Frequency

Infrared (IR) is short-range wave, cannot penetrate walls,which solve the string problems between the classrooms. It can realize that many sets of equipments used in many rooms simultaneously, so  it is safe and has good isolation.

 

2.Emitter can be equiped with any receiver,Operate Conveniently

We can use the same frequency in the different rooms beacause of no string frequency. teachers can use the same microphone in different rooms ,so it is conveniet to manage.

 

3.Using light refraction to achieve 360 ° sensing in 30 m, it there are barrier and turn of the teachers ,the transmitting distance can be 10m.

 

4.Away from the electromagnetic radiation and interference, create a healthy, environmental -protected, health, green campus.

 

Functions :

l        The host adopts wall-mounted design. The transmitter can be recharged in the box to ensure access to electricity in any time. Easy to manage and avoid naughty children to change the frequency by using the lock.

l        Independent volume control.

l        Has the functions of audio output, input,high and low volume ,digital reverb.

l        Can be improved to KS668-BB.

l        Output power can be 200W with 4 passive speakers.

Specification:

Weight:6.5KG

Dimension(L*W*H):    10.04''x3.27''x14.30''( 255x83x363mm)

Frequency Range:20Hz~20KHz

Reception Angle:360 degree

Power Requirements:220VAC  50Hz

Reception sensitivily: >85dB

Signal-to-noise :>80dB

IR Receive Frequency:2MHz (encrypted)

Infrared Ray Wavelength:850nm

Wired microphone interface: Φ6.35mm

 

 

Standard  Assembles

The wall-mounted host

1set

KS-HG/KS-HD transmitter

1 in 2

Passive speaker

2pcs

Out-fitted receiver

1pc (including15m signal line)

Enhanced  Assembles

The wall-mounted host

1set

KS-HG/KS-HD transmitter

1 in 2

Passive speaker

4pcs

Out-fitted receiver

2pcs(including 30m signal line)

 

there are two kinds of mirophone for your reference, handhold MIC and chest-worn MIC with collar-clamp or headwear. You can choice the one u like.

 

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