The Business Audio Music On-Hold System (GDI-USBM10) is an on-hold audio player for use with any telephone system such as PBX's, IPBX's or Key Phone systems. The music on hold player is designed for ease of use. Simply plug the Grace Music and Messaging on Hold Player into your telephone systems' audio input jack (typically marked as ‘music on hold') via the included audio cable then insert the included USB thumb drive and the fully licensed music for businesses will automatically start playing.
Record a Professional Phone Message and Promote Your Business Brand Every Time Someone Calls On Hold Messages for Business from $39 Choice of Tones. Male or Female Voice Phone Recordings.

Website: https://www.spectrio.com/on-hold-messaging/this-is-what-an-on-hold-messaging-system-can-do-for-your-business/#:~:text=A hold messaging system provides a better calling,you are out of the store or office.
When it came to integration with our platform, these new Easy On Hold features were incorporated seamlessly. "In testing, I was quite surprised at how little time the whole set up process took and how efficiently the stream stood up to testing," said NOC Technician Eric Phipps. "It's very rare that we encounter a new product that integrates so quickly and hassle free in the testing phase."