AutoTalk allows you to answer a call by just removing the handset from the cradle so you dont have to waste time pushing buttons. AutoStandby allows you to hang up by simply returning the handset to the cradle. Protects you against mis-billed calls that might result from your phone being activated by other equipment, this series has Random Code digital security, which automatically selects one of over approx. 65,000 digital security codes for the handset and base. Digital Spread Spectrum Technology uses a wider frequency band than standard digital transmissions. The result is a more secure conversation with the clarity of digital sound, extended range, and minimal interference from other cordless phones.