Product Features and Technical Details

Product Features

Helps automatically remove your phone number from telemarketing lists
Covers all phones and answering machines on the same line
Doesn’t interfere with normal calls and telephone functions
Advanced 3-tone operation tells predictive dialing computers your number is disconnected
Built-in battery, no AC adapter required

Technical Details

Accessories: 6-foot phone cable
Connection: Standard RJ-11 telephone jack
Tones: Modes for 1 (standard) or 3 (advanced)
Power: Semi-permanent built-in lithium-ion battery
Width: 4 inches (approx.)
Depth: 1.5 inches (approx.)
Height: 1 inches (approx.)
Warranty: 1 year