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STSe is our product offering for small to medium sized businesses. This system is loaded with many features previously offered only on larger telephone systems, such as T-1, In-Skin Voicemail, Conferencing and much more. The STSe is scalable to 24 lines and 48 telephones and is certain to accommodate growth in your business.

SBX IP 320
SBX IP 320 lets you respond quickly to customers, vendors and partners, giving your organization the flexibility it needs to compete in an increasingly competitive marketplace. Your business enjoys the same level of communications applications typically reserved for large enterprises. It’s ideal for small companies—or small companies that want to be big. SBX IP 320 integrates easily with existing networks and is easy to use. Enjoy the benefits of VoIP now or evolve at your own pace. The system can accommodate up to 32 users and multiple sites, so you enjoy pay-as-you-grow scalability.

XTS-IP stands for eX-pandable Telephone System. Our newest system is stackable and can provide businesses up to 600 universal ports. With the technology and possible applications available today, business communications are no simple matter. Voicemail, e-mail, the internet, call centers, VoIP, and networking – all are applications supported in your XTS-IP communications system.


SBX IP 320 Brochure
SBX IP 320 Product Sheet
STSe Brochure
STSe Features and Benefits
Who is Vertical
XTS In-Skin Voicemail
XTS IP Top Features
XTS Telephones
  Delta Group, LLC | 1600 Downtown West Building, Suite E, Knoxville, TN 37919 | Phone: 865.531.5822

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