Cable Tester: *battery powered *25 lines red LEDs *scan/manual selectable *three scan speeds selectable *DB-25 male/female connector for test *X.21, V.35, RS-449 connector adapter (optional) Breakout Box: *50 lines monitored by pairs of ... - Update: 2011-11-06

Interface selectable :RS-232, V.35, RS-449, RS-485, RS-422 Easy to use : menu-driven and soft-key guided Large display and keyboard :LCD display with backlight and a full ASCII keyboard. Auto-Configure: Protocol, speed, data code, parity, charact... - Update: 2011-11-06