- Canal Winchester, Ohio, United States
- US $19.99
- Jan 29th
Tele-Path TPI 550B ISDN Basic Rate Portable Handset Test Analyzer Tester Set VGC General Description: The complexity of installing and troubleshooting ISDN BRI has continued to be an obstacle due to the lack of standardization and the variety of calling types, Service Profiles, and other parameters that a field technician must know in order to install a service.