Noise Cancelling Touch Screen Tube Desktop Network Conference Chairman Delegate Mic with Voting Function
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- Supplier: Guangzhou DSPPA Audio Co. Ltd.
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Product Overview
Description
Details Images
Features
●Adopting network protocol transmission, not compressed
●Powered by system host or normal switch
●2.42 inch OLED screen display
●With audio output interface and volume adjustment
●Connected via network cable
●Chairman mic with priority function
●Powered by system host or normal switch
●2.42 inch OLED screen display
●With audio output interface and volume adjustment
●Connected via network cable
●Chairman mic with priority function
Product Paramenters
Model | D7121 / D7122 | ||
Structure Type | Desktop | ||
Effective Frequency Range of Gain Limit (±3dB) | MIC A to MIC B | 50Hz-14kHz | |
Host LINE to MIC | 30Hz-18kHz | ||
MIC to Host LINE | 40Hz-16kHz | ||
Speaker Power | 1.5W | ||
Static Power Consumption | <6W | ||
Maximum Power Consumption | 8W | ||
SNR | >75dB | ||
Crosstalk Attenuation | >80dB | ||
Harmonic Distortion | <0.5% | ||
Headset Output | 9dBu, 8-32Ω, 3.5mm | ||
Working Power | Host +48V power supply or +48VPoE Switch power supply | ||
Unit Interface | Network interface | ||
MIC | Microphone Type | Electret cardioid condenser | |
Sensitivity | -30dBV/pa | ||
Input Impedance | 2kΩ | ||
Equivalent Noise | 20dB(SPL) | ||
MAX. SPL. | 125dB(THD<3%) | ||
Package Dimensions | 485×280×120mm(2 PCS/Per Carton) | ||
Machine Dimensions | 175×133×46mm | ||
Gross Weight | 2.4 kg | ||
Net Weight | 0.62 kg | ||
DSPPA Solutions
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Company Introduction
FAQ
Q: Are you manufacturer or trade company? Where is your factory?
A: We are manufacturer since 1988. Our Factory address is No.1 Xiahe Road, Jianggao Town, Baiyun District, Guangzhou, Guangdong Province, China 510450
Q: I want make my own brand, is this available?
A: Certainly. We provide OEM/ODM service for you and make your own brand on the products.
Q: What’s your Minimum Order Quantity(MOQ)?
A: We have big warehouse, if the item is in stock, 1pcs is available, if we don’t have enough stock, you need to inquiry the sales
manager.
Q: What’s the payment term?
A: Usually we provide 30% as deposit and Balance before delivery, T/T is the first optional.
Q: Do you have any other payment terms?
A: We can also accept Paypal, WestUnion, Alibaba credit assurance order and so on.
Q: What kind of Certification do you have?
A: We have CE, RoHs, UL, CCC, ISO90001, ISO20000, RF, AOE, SGS and so on.
Q: How about the lead time?
A: Usually, 5 days for instock sample and 30 days for mass production, it depends.
Q: Do you have any successful case?
A: 2008 Beijing Olympic Games
Singapore Central Hospital Project
2014 Winter Olympics in Sochi, Russia
2016 G20 Hangzhou Summit
2018 Jakarta Asian Games
A: We are manufacturer since 1988. Our Factory address is No.1 Xiahe Road, Jianggao Town, Baiyun District, Guangzhou, Guangdong Province, China 510450
Q: I want make my own brand, is this available?
A: Certainly. We provide OEM/ODM service for you and make your own brand on the products.
Q: What’s your Minimum Order Quantity(MOQ)?
A: We have big warehouse, if the item is in stock, 1pcs is available, if we don’t have enough stock, you need to inquiry the sales
manager.
Q: What’s the payment term?
A: Usually we provide 30% as deposit and Balance before delivery, T/T is the first optional.
Q: Do you have any other payment terms?
A: We can also accept Paypal, WestUnion, Alibaba credit assurance order and so on.
Q: What kind of Certification do you have?
A: We have CE, RoHs, UL, CCC, ISO90001, ISO20000, RF, AOE, SGS and so on.
Q: How about the lead time?
A: Usually, 5 days for instock sample and 30 days for mass production, it depends.
Q: Do you have any successful case?
A: 2008 Beijing Olympic Games
Singapore Central Hospital Project
2014 Winter Olympics in Sochi, Russia
2016 G20 Hangzhou Summit
2018 Jakarta Asian Games
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