Monitor Any Premise Using The Telephone Lines!
High Speed Operation Connects Before Phone Can Ring!
Electronic module connects to phone lines. Super sensitive microphone allows you to monitor such premises as vacation homes offices, warehouses. Use car phone for alerting of home intruder ambushes or break ins. Simple to use with adjustable pickup and accessible timer controls. Dial target phone and just listen in. Available as easy to build kit or lab assembled ready to use.
A notification device, such as our BEEP10 Beeper Alert System, may be required by law for the legal use of this devie -- it is your responsibility to ensure compliance with state and other applicable laws, regulations, or restrictions on the use of this device.
|These are paper plans, requiring parts and assembly (also available as downloadable plans for roughly half the price).|