- Voice Services -
ISDN PRI
Telesystem's ISDN PRI circuit is an all-digital business service that interconnects your compatible electronics to the Public Switched Telephone Network (PSTN).
This solution is often more cost-effective than having numerous individual business lines. Just one ISDN PRI circuit from Telesystem provides your business with up to 23 individual 2-way channels for voice communication and reliable communications that can be scaled on a per channel basis. Applications for ISDN PRI include:
- Voice Lines
- High-Speed Fax transmission
- Computer telephony integration for call centers
ISDN PRI Features


24/7/365 Local Monitoring

Touch Tone

Automatic Number Identification
Caller ID with Name

Dialed Number Identification Service (DNIS)

Redundant Ethernet Network Backbone

Hunting

Direct Inward Dialing (DID)
Optional Feature
Choose the calling plan that is right for your business
Because your business has specific communications needs, Telesystem offers three pricing plans with our voice application ISDN PRI circuits:
- Message rate – Charges are based on the number of calls you make. Appropriate for businesses that make few calls that are long in duration.
- Measured rate - Pay just for the minutes you use. Ideal for businesses that place a large volume of calls that are typically short in duration.
- Flat rate - Unlimited local calling in the Northwest Ohio and Southeastern Michigan area.