johnny@johnny-desktop:~$ apt show pulseaudio-module-jack
Package: pulseaudio-module-jack
Version: 1:9.0-2ubuntu2.1
Priority: optional
Section: universe/sound
Source: pulseaudio
Origin: Ubuntu
Maintainer: Ubuntu Developers <ubuntu-devel-discuss@lists.ubuntu.com>
Original-Maintainer: Pulseaudio maintenance team <pkg-pulseaudio-devel@lists.alioth.debian.org>
Bugs: https://bugs.launchpad.net/ubuntu/+filebug
Installed-Size: 159 kB
Depends: libc6 (>= 2.4), libdbus-1-3 (>= 1.9.14), libjack-jackd2-0 (>= 1.9.5~dfsg-14) | libjack-0.116, libpulse0 (= 1:9.0-2ubuntu2.1), pulseaudio (= 1:9.0-2ubuntu2.1)
Breaks: libjack-jackd2-0 (<< 1.9.7), libjack0 (<< 1:0.118+svn4104)
Homepage: http://www.pulseaudio.org
Task: ubuntustudio-audio
Download-Size: 19.2 kB
APT-Sources: http://us.archive.ubuntu.com/ubuntu yakkety-updates/universe amd64 Packages
Description: jackd modules for PulseAudio sound server
 PulseAudio, previously known as Polypaudio, is a sound server for POSIX and
 WIN32 systems. It is a drop in replacement for the ESD sound server with
 much better latency, mixing/re-sampling quality and overall architecture.
 .
 These modules enables PulseAudio to connect to a jackd daemon.
 .
 The modules are called module-jack-sink, module-jack-source.

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