Atlas 550

An Integrated Access Device supporting Frame Relay and up to 18 ports. Optional modules include T1, PRI, Nx56/64 Data, and analog/digital voice. AC power Supply.

Atlas 890Atlas

A high-density Integrated Access Device supporting Frame Relay up to 64 ports. Optional modules include T3, T1, E1, PRI, Nx56/64 Data, Ethernet, Inverse Multiplexing, and analog/digital voice. AC or DC power Supply.

Comtech EF Netperformer - Frame Relay - IP - Serial Date - Voice
Net Performers

A high-performance line of proven Frame Relay Access Devices. Scalable Chassis for Voice and Data. T1, E1, RS-232, V.35, X.21, RS-530, Analog and Digital Voice. Optional Satellite, ATM, and IP software. AC or DC power Supply.