Product Introduction 

This device is a wireless secondary cascade conference microphone based on 2.4G communication, which is connected to 2 conference microphones at the same time through 1 2.4G wireless adapter, and 2 conference microphones are recorded and played at the same time. When conducting video conferences, 2 devices can collaborate efficiently at the same time, just select the microphone and speaker as the device name in the video conferencing software, and 2 devices can carry out 48KHz audio transmission at the same time. Its compact design is easy to carry and hold meetings anytime, anywhere.

Key customer benefits

?High-quality meeting experience

This device applies the latest generation of intelligent voice algorithm technology, and each device has 3 built-in pickup microphones to receive 360° clear sound in all directions, and truly restore the human voice. 2.4G wireless secondary cascade, stable connection, longer radio distance. The application of 384ms echo cancellation technology can eliminate the echo and whine generated in the voice intercom. It comes with audio noise reduction ability, and its good full-duplex call effect enables speech and reception to be synchronized without losing words. In addition, the built-in high-performance speakers output high-fidelity audio, making video conferencing feel like face-to-face communication.

?Collaborate freely anytime, anywhere

Using USB standard communication protocol, it supports video conferencing hosts, conference tablets, computer hosts, laptops, etc., plug and play, no need to install any drivers, and is compatible with Windows and mac OS systems.

?Portable and multifunctional

The product design is compact, lightweight, and easy to carry, and is no longer limited to venues and usage scenarios.

The battery level of the device can be detected in real time, making it easy to know how much power it has.

Functional features

?2.4G wireless adapter connection, stable connection, wireless secondary cascade, clean layout

?A single device has 3 built-in microphones for audio pickup

?360° all-round sound reception

?384ms echo cancellation

?Intelligent dynamic noise reduction

?Apply full-duplex call technology

?Speaker instantaneous maximum volume≥ 90dB (0.5m)

?The working time can be up to 8 hours

?Real-time power detection

?Plug and play, no need to install drivers

?Support mainstream video conferencing software on the market

Product parameters

Basic information 

size Φ150*43.5mm

color black

weight Net weight of a single unit：393.5g

current 2.4G wireless adapter connection

battery 3000mAh

Connection 5V1A

Environmental requirements Temperature: 0oC to 44oC; Humidity: 20% to 85% (non-condensing); Storage temperature: -10°C~55°C; Noise level: <48db; Reverberation time: <0.5 seconds

Audio characteristics

Microphone audio sample rate Pickup: 48KHz Playback: 48KHz                  

Sensitivity Omnidirectional microphone 

Sensitivity: -38 dB 

94dB SPL@1KHz 

Signal-to-noise ratio: 65dB 

94dB SPL@1KHz, A-weight

Speaker parameters 4Ω5W

Frequency response 100~24000Hz

Single microphone 3 built-in microphones

Audio characteristics 360° intelligent sound pickup, 384ms echo cancellation, intelligent dynamic noise reduction, automatic gain control, full-duplex

Sound pickup distance (radius) Single unit 5m

Host configuration

Packaging list Main unit *2, 2.4G wireless adapter *1, extension cable *2, charger *2, instruction manual *1

Key press Volume down key, microphone mute key, volume up key, battery level detection, power on/off key

Status indicator light ?Wireless adapter connection successful: The white ring indicator light remains constantly on

?Wireless adapter waiting for connection: The white circular indicator light flashes slowly

?Mute the microphone: The red circular indicator light remains constantly on

?Adjust the speaker volume to the maximum: The white circular indicator light flashes three times

?Adjust the speaker volume to the minimum mute: The bottom of the white circular indicator light flashes three times, and then the bottom white light remains on constantly

?Press the battery power detection key: The orange ring indicator light corresponding to the power level will light up once (the longer the circumference of the orange ring light, the more power it has).

?The battery low power alert: The orange light at the bottom of the circular indicator light flashes 5 times per minute as a reminder

?Standby charging: The orange ring indicator light flashes three times

?When the device is turned off and charging, the backlight of the battery level detection button shows red and will go out when fully charged