Manufacturer's description from HP Inc.:
Enhance select E-series and P-series monitors with rich stereo sound using the HP S101 Speaker Bar and keep your desk tidy. It fits seamlessly under the display and connects via USB.
Easy setup
Simply attach the speaker bar to the bottom of the monitor's front bezel and connect it to the monitor's integrated USB port. The designated slots ensure a secure fit. No tools or software drivers are required.
Flexible audio connectivity
For example, play your media through two speakers in clear stereo sound and connect your phone or player directly to the speaker bar via the power connector. A headphone jack allows you to listen to audio without disturbing your colleagues.
Specifications
Package contents
Speakers
HP User Manual
HP Warranty Documentation
HP Product Information Card
Frequency (MHz) 140 to 20 kHz
Weight 0.3 kg
Minimum Dimensions (W x D x H) 40 x 274 x 48 mm
Impedance 6 ohms +/-10%
Warranty: The Limited Option Warranty is a one (1) year parts replacement warranty for all HP or Compaq Options. If your HP Option is installed in an HP hardware product, HP will provide warranty service for either the Limited Option Warranty period or the remaining term of the manufacturer's warranty for the HP hardware product in which the HP Option is installed (whichever is longer), but not exceeding three (3) years from the date of purchase of the HP Option.
... Product Security https://support.hp.com/us-en/document/ish_6126692-6126777-16?openCLC=true
Compatibility Notes: Compatible with P22 G4, P24 G4, P22h G4, P24h G4, P27h G4, P174, P204v, E22 G4, E23 G4, E24 G4, E24q G4, E24T G4, E24i G4, E24d G4, E24u G4, E27 G4, E27d G4, E27q G4, E27u G4, HP E22 G5, E24 G5, E24t G5, E24q G5, E27 G5, E27q G5, E24u G5, E27u G5, E27k G5, E32k G5.
[1] Compatible with select E-Series, P-Series, and Series 5 Pro monitors. See the accessory datasheet for detailed compatibility information.
[2] HP provides a one-year manufacturer's warranty with 24/7 online support. For more information, visit the HP Customer Support Center or www.hp.com/go/orderdocuments. Internet access required and not included.