The Norstar T-Series portfolio consists of the T7100, T7208, T7317, T7316E, T7406, T7406E, and T24 Expansion Module. These phones are good for businesses needing basic telephony features. Arraying from phones that work for low to very high call volume traffic.
The Norstar T7316E phone is a cost-effective telephone providing users with the ability to add on modules. The T7316E version comes designed to operate a T-24 add on module.