A simple and compact product, The T1 Loopback Jack and Plug quickly and easily checks the RX/TX pairs of T1 circuit cables helping to determine if a signal exists. It can be plugged directly into a T1 CSU/DSU or can be attached to the end of a network patch cable. If a signal is present T1 Loopback
Features :
Color coded by network type for quick recognition
Small, convenient, and economical for network technicians
Plug the Loopback Jack & Plug into any network
Check cables for broken or shorted wires
Easy access with keychain attachment
Check wall jack to network switch connections
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