MSR 8-port E1/FE1/T1/FT1 HMIM module (RT-HMIM-8E1T1-F) - High-performance Multifunction Interface Module (HMIM) with eight RJ-45 connectors that transmits, receives, and handles T1 data streams - Can be set to 75/120-ohm E1 or 100-ohm T1 interface
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HPE FlexNetwork MSR4000 Router Series
HPE Router High-performance Multifunction Interface Module (HMIM)