| 1. | It solves a series of problems , such that the low sensitivity , no convenience , no beauty and so on . vk2000 adopts the usb port , plug - and - play , no any drive program , which combines microphone and sound box . it combs out the network echo and yawp , with the latest technology in full duplex audio and the microphone is good adapterization from the whole direction
回声消除技术很好地解决了传统音频设备易产生网络回声，拾音灵敏度低噪音大等问题，保证了良好的双向通话效果它将麦克风和音箱集成一体，全向拾音，免提通话，拾音距离达到 |
