AT&T makes the best home phone answering machines. If you're seeking an answer machine that stands on its own, with no phone included, prepare for top message-taking service. It's simple, easy, and the most powerful home answering machine around. Time/day stamp Remote access Toll saver Call screening/intercept Number announce (requires caller ID service) Variable speed playback Memory monitor Memo Volume control Maximum 3 minute outgoing message announcement Audible message alert.