Square short microphone wireless chairman unit, can manage the speech of the representative unit
●4.3-inch full-color touch display with a resolution of 480*480 and a refresh rate of 60Hz
●Dual-core 1.0G HZ processor, 256M SPI Flash
●Wireless frequency: 2.4G/5.2G/5.8G Hz
●The chairman unit can initiate the meeting to sign in and vote on the agenda, and the results of the sign-in and voting are displayed in real time.
●The chairman unit has the authority to approve and prohibit the representative unit from speaking；
●The chairman unit can display the name of the current speaker, the seat number, and the list of waiting speakers in real time.
●Support speech, camera tracking, voting and voting, and the gain, EQ, AGC and other parameters of the unit can be adjusted separately through the conference host.
●The unit can be set as the working mode of the host, chairman, representative, etc. through the conference host
●9.7mm diameter heart-shaped high-fidelity capacitive sound head with a pickup distance of 50cm；
●Aluminum alloy panel, surface sandblasted and electroplated；；
●Fully digital signal transmission, strong anti-interference ability；
●The base has a charging status indicator light；
●Magnetic contact at the bottom, USB TypeC fast charging interface on the side, full charge time ≤3 hours
●4000mAh polymer lithium-ion battery, continuous operation ≥6 hours, standby time ≥8 hours
Technical parameters
●Power consumption of microphone unit: ≤3.5W
●Wireless working frequency band: 2.4G/5.2G/5.8G Hz
●Wireless encryption: WPA/WPA2 encryption
●Audio encoding format: MP3/PCM/ADPCM
●Audio sampling, bit rate: 8kHz-48kHz, 16bit, 8Kbps-320kbps
●Signal-to-noise ratio, frequency response: ≥83dB, 40Hz-18KHz
●Screen: 4.3 inch capacitive touch screen
●Screen resolution: 480*480 (RGB)
●Screen refresh rate: 60Hz
●CPU: dual-core 1.0Ghz processor
●Memory: 256M SPI Flash
●Headphone output interface: φ3.5mm stereo jack
●Microphone: 9.7mm electret condenser sound head
●Microphone pointing characteristics: heart-shaped
●Microphone frequency response: 20-20K Hz
●Microphone sensitivity: -41dB±2dB (0db=1V/Pa at1kHz)
●The maximum sound pressure level of the microphone: 120dB SPL, 1kHz at 1%T.H.D
●Battery capacity: 4000mAh
●Charging method: magnetic contact/Usb Type-C
●Working temperature and humidity 0-45℃: ≤90% (no condensation)
●Panel material: aluminum alloy, base material: ABS
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