I have both. Pulse gets old fast though. Western Electric 2500 series is my favorite dtmf phone. To scan fast I set up custom extensions in Asterisk that let

I have both. Pulse gets old fast though. Western Electric 2500 series is my favorite dtmf phone. To scan fast I set up custom extensions in Asterisk that let me program in a prefix (npa-nxx), then after that I just press 'x-yyyy' where 'yyyy' is the last four of the number.