Tech Specs Product Type : Sound bar - for monitor Speaker Type : Active Continuous Power : 4.5 Watt Frequency Response : 180 - 20000 Hz Amplifier : Integrated Weight : 4.94 oz Warranty : 3-year warranty dell onsite service Software Certification : Zoom Certified Hands-Free Function : Yes Microphone : Yes Controls : Mute microphone call answer/end Connector Type : USB (4 pin USB Type A) Supported Operated System : Windows