Part Number989-000171DimensionsExpansion MicsHeight: 83 mmWidth: 83 mmDepth: 21 mmWeight: 230 gTechnical SpecificationsConnection Type: Plug-and-playIndicator Lights (LED): LED to confirm video streaming, microphone mute, on-hold, and Bluetooth pairing.Microphone Type: Mono, wideband, noise cancelingButtons / Switch: Microphone muteWarranty Information2-Year Limited Hardware Warranty