Ipevo CDCU-04IP VX-1 Internet Conference Station for Conference Calls and Remote Meeting USB plug-and-play convenience for PC or Mac; VX-1 is ready to go out of the box and is compatible with many popular VoIP applications, including Adobe Connect, GoToMeeting, Google Hangouts, Skype, WebEx, FaceTime and more 3.5mm audio jack and cable included; turn your iDevice (iPad, iPhone or iPod Touch) into an instant conference station for group chats 5 mics - 1 Omni Mic and 4 Unidirectional Mics - for clean and crisp voice communication in 360 degrees for all your virtual meetings A 16-bit Digital Sound Processor (DSP) features full duplex, environmental noise suppression and echo cancellation with 16 kHz sampling rate signal processing A separate sound processor enhances voice processing, delivering a wide dynamic range for natural, intelligible conversations Operating System:1.Windows XP/Vista/7/8 2.Mac OSX 10.5 and up/Size and Weight-Dimensions ( x H): 188 x 50mm/ 7.4 x 2.0inches-Weight: 17ozs/480g /Speaker -Frequency bandwidth: 20 ~ 20,000Hz