- Corded USB speakerphone transforms your computer into a wideband audio speakerphone&lt;br /&gt;- Simple intuitive controls let you answer/end mute and control the volume of your calls with ease&lt;br /&gt;- Compact size and omni-directional mic with full 360-degree audio coverage ideal for small work areas&lt;br /&gt;- Lock-down feature for use in small conference or huddle rooms (compatible with Kensington locks)&lt;br /&gt;- Compact and portable includes a soft carrying case for easy storage and portability&lt;br /&gt;- Built for UC applications and softphones from Avaya Cisco IBM Microsoft and more&lt;br /&gt;- Backed by Plantronics industry leading global service and support and a full two-year limited warranty&lt;br /&gt;- Plantronics Hub software provides added benefits:&lt;br /&gt;- Call control across multiple softphones&lt;br /&gt;- Control panel allows for customization of settings&lt;br /&gt;- Supports Plantronics Manager Pro reporting suites Asset Management and Adoption and Call Quality and Analytics (for Common Action report only)