VIS-UMI is a USB-connected conference phone. It connects to a computer via a USB data cable, providing audio input and output for online messaging software. It has a pickup range of 3 meters and a sound volume of up to 75dBA. The USB conference phone product line utilizes second-generation audio and voice processing technology, including digital audio processing, dynamic noise reduction, industry-leading echo cancellation technology with a 256ms delay, two-way voice technology, and 360-degree omnidirectional pickup technology. The product allows for natural and smooth two-way conversations, making communication in conferences easier, clearer, and more efficient, providing users with a high-quality conferencing experience. The product's classic design is both elegant and easy to carry. In addition, VIS-UMI conference phones can also be used as microphones and speakers for computers to play music and record audio with corresponding functions. Furthermore, a 3.5mm headphone jack is available. When the microphone is turned off, users can only hear audio from the speaker.