Camarillo, California-based ACT Networks Inc has added a new T1 digital interface to its SDM-FP and SDM-JFP access device range. The new T1 Digital Interface Card comes with two T1 interfaces, and according to ACT can be used with its Digital Voice Expansion Cards, which were launched simultaneously, to provide communications between the company’s Frame Relay access devices, and users’ PABXs. The T1 interface module is to cost $3,000 with the six-channel digital voice board priced at $4,000