YANS YS-M21W Video Conference Omnidirectional Microphone

YANS YS-M21W Video Conference Omnidirectional Microphone
1. Using USB 2.4G wireless digital signal driver-free design, built-in high-power HIFI-level audio speakers
2. Using 256ms echo cancellation algorithm, built-in voice automatic gain balance (ALC) function, no matter how far away the speaker is, the sound can be picked up cleay
3. Built-in 1 omnidirectional high-sensitivity dual-condenser microphone, effective diameter of 6-12 meters, no dead spots within 20-60 square meters, free to walk around when one person is in a meeting, and everyone can sit at ease in a multi-person meeting. , no need to be particulay close to or move the omnidirectional microphone
4. Suitable for all kinds of video conferencing and instant mess , plug and play
5. Built-in a 3.5mm mobile phone audio interface, you can connect the mobile phone with YS-M21W, it is very convenient to conduct conference calls; and has the HIFI music function, after pressing the HIFI button, the speaker immediately switches to 48Khz mode, so that the music can be restored more
6. Built-in high-performance intelligent DSP chip, input and output audio directly on the chip for high-speed calculation processing, not only can effectively block noise, eliminate echo, high-speed processing 16K-24K audio sampling, calculation, so that video conferencing applications can be obtained Clear and clean voice communication quality
7. Built-in 3.7V-2500mAh lithium battery, working time is more than 8-10 hours under fully charged state
8. Compatible with USB 1.0 & 2.0, driver-free design
9. Equipped with intelligent two-color led lights, which can easily display the status of each function
10. Speaker sampling frequency: 24Khz-48Khz, microphone sampling frequency: 16Khz
11. Operating voltage: 4.5V-5.5V
12. Sensitivity: -34 +/- 3 dB
13. Frequency: 100-10,000 Hz
14. Output impedance: less than or equal to 2.2 kiloohms
15. Sound pressure level: 115dB
16. Signal to noise ratio: gre