Dell Soundbar Slim Conferencing SB522A for Pro 2 ID displays

Speaker Type: Active Frequency Response: 180 - 20000 Hz Power Source: USB Amplifier: Integrated Continuous Power: 4.5W Controls: Mute microphone, call answer/end Connector Type: USB 2.0 (4 pin USB Type A) Included Accessories: USB cable Designed For: P2222H, P2422H, P2422HE, P2423, P2423D, P2721Q, P2722H, P2722HE, P2723D, P3221D, P3222QE, P3421W; UltraSharp U2421E, U2422H, U2422HE, U2722D, U2722DE, U2723QE, U3023E, U3223QE