1. Using USB driver-free design, 5 dual-condenser microphones work synchronously, making the radio more sensitive
2. 360-degree omnidirectional high-sensitivity dual-capacitor 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 in their own position when meeting with multiple people No need to approach or move the omnidirectional microphone
3. Using 256ms echo cancellation algorithm, built-in voice automatic gain balance (ALC) function
4. The design of hands-free speaker microphone makes it easier for users to participate in software video conferences or use instant messaging software
5. 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 software video conferencing applications can be obtained Clear and clean voice communication quality
6. A 3.5mm microphone and headphone audio jack is provided, allowing users to connect a microphone or headphone. And provide a 3.5mm audio input and output interface, which can be directly connected to mobile phones, tablet computers and other devices
7. Compatible with USB 1.0 & 2.0, free drive design
8. Equipped with intelligent two-color led lights, which can easily display the status of each function
9. Compatible with various embedded terminals and various video conferencing software
10. Speaker sampling frequency: 24Khz-48Khz, microphone sampling frequency: 16Khz
11. Operating voltage: 4.5V-5.5V
12. Sensitivity: -36 +/- 3 dB
13. Frequency: 100-10,000 Hz
14. Output impedance: less than or equal to 0.68 kiloohms
15. Sound pressure level: 110dB
16. Signal to noise ratio: greater than or equal to 58dB
17. Compatible system: Windows8/windows7/vista/xp/2000/Mac10.5/Android
18. Dimensions: 325 x 340 x 64mm, weight: 810g
19. Cable length: 5m
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