[wpdm_file id=54]
The ARM can be connected to a direct exchange line (PSTN) or as an analogue extension to Private branch exchange system (PABX). For use on the Track, Roadside, Heavy Industry, Tunnels, and Unsupervised Areas.
[wpdm_file id=54]
The ARM can be connected to a direct exchange line (PSTN) or as an analogue extension to Private branch exchange system (PABX). For use on the Track, Roadside, Heavy Industry, Tunnels, and Unsupervised Areas.
