Omnidirectional Microphone Deployment
KS-G3B-13M
Second-generation full-duplex voice calling technology, available with one digital silicon microphone and up to three wireless omni-directional microphone deployment.
microphone omnidirectional,Conference USB Microphone for Computer,wireless video conference equipment system,360 Audio Pickup Conferencing System
microphone omnidirectional,Conference USB Microphone for Computer,wireless video conference equipment system,360 Audio Pickup Conferencing System
Quantity
Second-generation full-duplex voice calling technology, available with one digital silicon microphone and up to three wireless omni-directional microphone deployment. Each microphone pickup distance is not less than 2m. What’s more, flexible movement is a good solution to the problem of far-field sound pickup.
- Built-in 2*4W speakerphone, 5.8G Wireless or USB 2.0 connection optional.
- Omni-directional microphone standby time up to 3 months, working time up to 4 hours. Equipped with 12V 1A fast charge.
- Small size for easy movement, USB Plug & Play. It’s easy to use by abandoning traditional complex connection method.
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Product Description
- Built-in 2*4W speakerphone, 5.8G Wireless or USB 2.0 connection optional.
- Using world-class echo cancellation technology, noise cancellation technology, howling suppression technology, and dynamic noise suppression technology, you can clearly output meeting content although in a noisy environment.
- Speakerphone standby time up to 6 months, working time up to 4.5 hours. Equipped with 12V 1A fast charge.
- Omni-directional microphone standby time up to 3 months, working time up to 4 hours. Equipped with 12V 1A fast charge.
- Small size for easy movement, USB Plug & Play. It’s easy to use by abandoning traditional complex connection method.
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Built-in 2*4W speakerphone, 5.8G Wireless or USB 2.0 connection optional.

Using world-class echo cancellation technology, noise cancellation technology, howling suppression technology, and dynamic noise suppression technology, you can clearly output meeting content although in a noisy environment.

Speakerphone standby time up to 6 months, working time up to 4.5 hours. Equipped with 12V 1A fast charge.

Omni-directional microphone standby time up to 3 months, working time up to 4 hours. Equipped with 12V 1A fast charge.

Small size for easy movement, USB Plug & Play. It’s easy to use by abandoning traditional complex connection method.

DIMENSIONS
Specs:
| Conference Speakerphone with expansion Microphones | ||
|---|---|---|
| Built-in Audio | ||
| Built-in Digital silicon Microphone | Type | Digital silicon Microphone |
| Sensitivity | Built-in Microphone:-22dBFS | |
| SNR | 60dB | |
| Frequency response | 100Hz - 16kHz | |
| Echo Cancellation | world-class Echo cancellation technology, echo cancellation time up to 256ms | |
| Noise Cancellation | >12dB | |
| Sampling frequency | Record:16kHz / Playback:48kHz | |
| Voice pick up range | 3M | |
| Transmission Model | Wired, USB2.0(Between all-in-one device and PC) Wireless,2.4G(Between all-in-one device and Microphone) | |
| Speaker power | Double Channels4Wx 2 | |
| All-in-one Device Power | 9W MAX | |
| Control Mode | Touch button control /remote control | |
| Button function | ON/OFF( Battery Check)、Volume+、volume-、speaker Mute、Microphone Mute、Scene switch | |
| Remote function | Audio:Volume+、Volume-、microphone mute、speaker Mute,ON/OFF Video:ZOOM+、ZOOM-、up/down/left/right movement、OSD Menu | |
| status Display | Two-color LED indicator | |
| Power adapter | DC12V±0.2V,1A | |
| working temperature | -10℃ ~ 40℃ | |
| environment humidity | 0-95% RH | |
| length*width*height | 400mm×61mm×70mm | |
| Weight | 950g | |
TECHNICAL SPECIFICATIONS
Expansion Microphone:
| Expansion Microphone(Maximum can connect 3 expansion Microphone) | |
| Type | Digital silicon Microphone |
| Sensitivity | -26dBFS @1kHz 1Pa |
| SN | 59dB |
| Frequency response | 100Hz - 16kHz |
| Sampling frequency | Record:48kHz |
| Voice pick up range | 3M |
| Wireless Transmission Model | 2.4G ISM |
| Wireless transmit power | 2.4G: +5dBm |
| Microphone power | 0.2W MAX |
| Charge Jack | USB type-C /Charging board contact charging |
| Control Mode | Touch button control |
| Button function | ON/OFF, Microphone Mute |
| status Display | Two-color LED indicator |
| Power adapter | Charging boardDC5V±0.2V,2A |
| Battery | 800MAH |
| Standby time | 6 month |
| work time | >8hours |
| working temperature | -10 - 40℃ |
| environment humidity | 0-95% RH |
| length*width*height | φ70x49mm |
| Weight | 300g |
PACKAGE CONTENTS
Packing list:
- 1x Conference speakerphone
- 1x RF5.8 USB Dongle
- 1x charge plate
- 1x USB type-C cable
- Expansion microphones 1-3 (optional)
- 1x Manual