pkg://speaker_1.0.1-4_i386.deb:21306/control  downloads

Package: speaker
Version: 1.0.1-4
Architecture: i386
Depends: libc6 (>= 2.1.97), libstdc++2.10-glibc2.2, tcl8.0 (>= 8.0.4), tk8.0 (>= 8.0.5)
Installed-Size: 67
Maintainer: Sascha Runschke <decker@debian.org>
Description: Tcl/Tk speaker-phone application
 speaker is a speaker-phone application for US Robotics and Rockwell
 voice modems. If your modem has a speaker-phone feature implemented
 in hardware, then you can use speaker to control your modem.