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IR wireless microphone system - KS668-B

1)It is suitable for the area of 400sqm., 2)use anti-feedback technology., 3)no string frequency. - more info check here: https://www.electronic-sources.com/IR-wireless-microphone-system-10200609/

Quick Brief

Brand Name: callsun Model Number: KS668-B Type: Home Amplifier Channels: 2 (2.0) Place of Origin: Guangdong China (Mainland) usage: teaching classroom color: white

Product Features:

1)It is suitable for the area of 400sqm.

2)use anti-feedback technology.

3)no string frequency.

Business Terms:

Port: shenzhen

Minimum Order Quantity: 300 Set/Sets

Supply Ability: 3000 Set/Sets per Month

Payment Terms: T/T,Western Union,MoneyGram

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IR wireless microphone system
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Product Packagings & Delivery Terms:

Packaging Detail: Corrugated carton or wooden carton ,a set speaker in a plastice bag,a plastic bag to a carton

Delivery Detail: 15-50days

Specifications and Product Details:

IR wireless microphone system KS668B

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:

Weight6.5KG
Dimension(L*W*H)10.04''x3.27''x14.30''( 255x83x363mm)
Frequency Range20Hz~20KHz
Reception Angle360 degree
Power Requirements220VAC 50Hz
Reception sensitivily>85dB
Signal-to-noise>80dB
IR Receive Frequency2MHz (encrypted)
Infrared Ray Wavelength850 nm
Wired microphone interfaceΦ6.35mm

Standard Assembles

The wall-mounted host1set
KS-HG/KS-HD transmitter1 in 2
Passive speaker2pcs
Out-fitted receiver1pc (including15m signal line)

Enhanced Assembles

The wall-mounted host1set
KS-HG/KS-HD transmitter1 in 2
Passive speaker4pcs
Out-fitted receiver2pcs(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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