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Four (4) port serial interfaces (RS232);
Asynchronous or synchronous subrate multiplexer;
Port 1 supports rates up to 64 kbps;
Ports 2-4 support rates up to 38.4 kbps;
Aggregate 60 kbps data rate (75 × 800 bps);
DTE rates: Port 1 Sync: 2.4, 4.8, 9.6, 19.2, 38.4, and 64 kbps; Port 1 Async: 2.4, 4.8, 9.6, 19.2, and 38.4 kbps; Ports 2-4, Sync/Async: 2.4, 4.8, 9.6, 19.2, and 38.4 kbps;
Each port configured as DCE interface;
Supports V.24 control and data signals per port: RTS, CTS, DSR, and DCD control signals; RxC and TxC timing signals; RxD, TxD, and Signal Ground;
Network and DTE loopbacks on a per port basis;
Single, high density, miniature connector;
Adapter cable (10 ft.) breaks out 4 - DB25 connectors from the high density miniature connector;
Occupies a single access module slot;
Extended operating temperature range from - 40°C to +65°C;
Designed to meet NEBS and UL standards (inside plant wiring only).