- Product Details
- {{item.text}}
Quick Details
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Function:
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Noise Cancelling, PORTABLE, With LED lights
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Brand Name:
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Riworal
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Model Number:
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HM280
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Place of Origin:
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Guangdong, China
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Signal To Noise Ratio:
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>100dB
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Frequency Response Rate:
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50Hz~18KHz
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Sensitivity:
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40KHz, When the offset is equal to 40KHz
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Product name:
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conference microphone
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Receiving method:
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non-automatic selection reception (automatic selection reception)
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Oscillation mode:
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Quartz control
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Drive into:
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6dBmvs/n>80dB
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Harmonic interference ratio:
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>80dB
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Artifact interference ratio:
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>70dB
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Distortion:
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<0.5% A-weighted 1KHz
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S/N ratio:
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>100dB
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Keyword:
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conference microphone system
Quick Details
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Style:
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Headset Microphone, Handheld Microphone, wireless microphone
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Communication:
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Wireless
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Use:
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Conference Microphone, Karaoke Microphone, Church, Stage Performance, INTERVIEW, Speech, Recording, SINGING, Teaching, communication, broadcasting
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Function:
-
Noise Cancelling, PORTABLE, With LED lights
-
Brand Name:
-
Riworal
-
Model Number:
-
HM280
-
Place of Origin:
-
Guangdong, China
-
Signal To Noise Ratio:
-
>100dB
-
Frequency Response Rate:
-
50Hz~18KHz
-
Sensitivity:
-
40KHz, When the offset is equal to 40KHz
-
Product name:
-
conference microphone
-
Receiving method:
-
non-automatic selection reception (automatic selection reception)
-
Oscillation mode:
-
Quartz control
-
Drive into:
-
6dBmvs/n>80dB
-
Harmonic interference ratio:
-
>80dB
-
Artifact interference ratio:
-
>70dB
-
Distortion:
-
<0.5% A-weighted 1KHz
-
S/N ratio:
-
>100dB
-
Keyword:
-
conference microphone system
Marketing Campaign
Our Advantages
We have many years of experience in the production
and foreign trade of sound equipment
We have warehouses
in the United States, Mexico, Malaysia,
Thailand, the Philippines, Indonesia, Vietnam
If you need overseas spot products, please
consult us before buying
Overseas spot products can save you more transportation costs and time
Specification
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Frequency response range
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50Hz~18KHz
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RF stability
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0.005% (-10℃~50℃)
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Harmonic radiation
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＜-55dBc＜-40dBc
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Maximum input sound pressure
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130dB
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Microphone capsule
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omnidirectional, cardioid, supercardioid
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Oscillation mode
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Quartz control
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Distortion
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＜0.5% A-weighted 1KHz
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S/N ratio
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＞100dB
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HM280 professional conference room lecturer mic 1 to 8 wireless headset microphone
Product Description
【Use frequency to match connection method and ID code】
"1": Open the receiving antenna on the packaging card; Accessories: According to the following
Connection purpose: machine DC voltage DC: 6V-13V
"2" 1. Audio device volume control is minimal; wireless microphone receiver plugged in
Audio cable (1.2m audio cable, 1 wireless microphone receiver socket;
Connect to the MIC jack of the audio device; plug it in and turn it on.
"3": Click the touch switch below the battery display of the phone to turn on the microphone, an IR
The position is to touch the switch button to select the "button"; Note: Two AA batteries; battery
Use batteries: positive and negative directions.
"4": Turn on the microphone, the microphone will be automatically detected within 3 seconds to 5 seconds,
Connect the receiver, the RF light is on
"5": Each machine factory locks a dedicated machine, and can also be used by multiple machines.
Customization Process
1. OEM manufacturing welcome:Product,Package...
2. Sample Order
3. We will reply you for your inquiry in 24 hours
4. After sending we will track the products for you once every two days,until you get the products.
2. Sample Order
3. We will reply you for your inquiry in 24 hours
4. After sending we will track the products for you once every two days,until you get the products.
When you got the goods, test them,and give me a feedback.
If you have any questions about the problem, contact with us, we will offer the solve way for you.
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1. Determine product style, material, functional details, logo and packaging method
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2. Preliminarily confirm the price
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3. Charging sample fee
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4. The factory arranges sample production
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5. Send samples to customers for quality confirmation
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6. Collect advances
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7. Arrange production
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8. Arrange customer inspection after production
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9. Pay the balance
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10. Deliver goods to customers
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