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Line Trunk Module
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 | Module Type: Line/Trunk. |
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| Extension Type: MLX telephone; digital data device (such as 7500 B Data Module); PFT telephone (GS button needed for PFT telephone) Release 2.0 and later. |
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| Capacity: 4 lines/trunks, 1 PFT telephone with ground-start button, no TTRs, 8 Digital extension jacks, each with 1 or 2 extensions, including the following types: MLX voice only, MLX voice and 7500 data module, MLX voice and Multi-Function Module. |
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| Signaling: BRI S protocol (two 64-kbps B-channels, one 16kbps D-channel) on a passive bus. |
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| Power: 48 VDC phantom power to telephone; 48 VDC over a separate pairto a DSS console. |
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| Ports: One (1) PFT, Four (4) Line/Trunk Jacks, Eight (8) Digital Extension Jacks. |
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| Loop range: 1000ft. For In-range Out of building service, use MLX IROB protectors, over 1000ft, use local power adapter. |
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| Weight (lbs) |
| 4 |
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| Dimensions (inches) |
| 21x10x1 |
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