TD105F will auto dial 911 whenever the associated telephone is taken off-hook. The associated telephone can not be used to call other numbers.
Telephone line powered, no need extra power supply or battery.
Easy to install and use, plug and play.
Compatible with any regular telephone lines, VoIP landlines(not IP phones), analog PABX/KSU extension lines, fixed wireless terminals. Compatible with regular telephone sets, no dial telephones, cordless phones, etc.
The programming data will retain even if the dialer is disconnected from phone line.
Packing list: TD105F hotline auto dialer×1; 1 meter RJ11 cable×1; User manual×1
Item Dimensions: 3.9×2.6×1.0 Inch Item Weight: 2.0 OZ
Package Dimensions: 5.0×4.0×1.4 Inch Package Weight: 3.6 OZ
Warranty: Two years quality warranty.
If you have any question about the item, feel free to contact us for support. You can also read the User Manual to fix the problem by yourself.
Download User Manual for TD105F 911 auto dialer: https://31456435.s21i.faiusr.com/61/ABUIABA9GAAghK_cpwYomOGHqgc.pdf