AT&T Syn248 accepts external music on hold player. Previous AT&T Syn248 Phone With Music On Hold Review Get the latest from Easy On Hold Get free resources, news, and tips to help improve your customer experiences in our monthly newsletter. Related Stories Genesys Cloud Hold Music That Automatically Stays Fresh September 18, 2026 AI Customer Service Agent Trends to Watch This Year September 15, 2026 Crafting the Perfect On-Hold Message Script for Your Business September 15, 2026
