Video conferencing omnidirectional Echo canceller speakerphone support USB drive free and support Skype Dial  Products send CD (to drive), manual warranty card qualified certificates。Standard USB audio cable 4.9FT(1.5Meter) Dial-up keypad, dialing feature is the need to install drivers Omnidirectional microphone. For a variety of video conferencing and instant messaging software, plug and play. The use of advanced DSP echo cancellation technology, noise reduction processing echo. Adjustable speaker volume. Ideal for portable devices, small size and light weight.  Provide a the high-quality speakerphone for video conferencing and VOIP. Built-in high-performance intelligent 16-Bit DSP chip, into and out of high-speed arithmetic processing audio directly on the chip, not only can effectively block noise, echo cancellation , high-speed processing of high-quality audio sampling rate 16K, software video conferencing applications can make get clean and clear voice communication quality. Its hands-free speaker microphone design , even more users participate in video conferencing software or use instant messaging software more easily . 
The output volume of the speaker , is sufficient to 10-18 individuals, and even small conference room needs. In addition, to take into account the user's privacy, video conferencing omnidirectional microphone provides a 3.5mm headphone audio interface, so users can add headphones.  Sounds real high-quality rendering calls like face to face communication , multiplayer or three or more meetings , you can know who's talking , do not need each speech must first reported his name , make meetings more smoothly。