Tellabs 8-Port Channelized E1 / Channelized T1 Line Module (8x chE1/chT1)Condition:* New Old Stock, In OEM Packaging. As Pictured.Additional Notes:* 8 x Symmetrical E1 or T1 Interfaces (Short or Long Haul)* E1/T1 Framing* 8 Independent RJ-45 Connectors. Connector Wiring According To RJ48c* Line Termination Impedance 120 For E1 And 100 For T1* Supports line loop and equipment loop capability* Loop and node timing capability per interface* Recovered 2,048/1,544 MHz Clock from any port can be selected as reference clock for the Timing Block* Per Port-Specific Status/Alarm LEDs – Red, Yellow, and Green for showing interface statusesTellabs81.86LE1T082242-R6