Loaded with features, the CZ20018 is a great contractor buttset
Step up from the base level and add RainSafeTM, DropSafeTM, and over-voltage/current protection
The new standard for voice, data, and video telephone test sets - PABX/internal systems enhanced
The new standard for voice, data, and video test telephone test sets - TDR and SmartToneR enhanced
For PABX technicians, internal systems, and telephone exchanges, you can't go past the CZ20025.
Contractor grade buttset - the original reliable starter for so many people
QuickSwitch - Access Krone, Quante, Siemens, Madison, Marconi, etc