The CPR Call Blocker is a reliable call blocker designed to prevent unwanted calls on a single line. Its model, CPR103, is manufactured in China and offers a DSL (RJ-11) interface for easy connectivity. This device effectively blocks calls from specific numbers or ensures that only pre-approved calls are allowed, providing a convenient solution for controlling incoming calls. The Call Blocker is good condition and good working order. Comes complete with lead, User Guide and Manufacturers packaging. User Guide is in used condition. Please refer to photos
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