ATLAS 550 DUAL RS-449/V.36 MDL NEC Accessory Expansion Slots Total (Free): 2

Expansion Slots Total (Free): 2 ( 1 ) x expansion slot

The quality Greenlee ADAPTER-DIE 3/4X3/8 (1732)  (11791) is a (1) 3/4" x 3/8" Die Adapter for use with Greenlee standard round dies and punches

Digital Ports: Qty 4

mobile phones and other portable devices

Compatible with Adtran Atlas 550 Gateways

ATLAS 550 DUAL RS-449/V.36 MDL NEC Accessory Expansion Slots Total (Free): 2Product features ATLAS 550 User Interface Module. Provides 2 EIA 449 V. 36 compliant interfaces, each supporting Nx 56 64 kbps operation, up to 2. 048 Mbps. Includes adapter cable which provides a DB 37 interface for each port. ATLAS 550: DATA MODULES