emiliano@PC:~$ dpkg -l | grep -i Brother
ii brscan-skey 0.2.4-1 amd64 Brother Linux scanner S-KEY tool
ii brscan4 0.4.6-1 amd64 Brother Scanner Driver
ii mfcj491dwpdrv:i386 1.0.5-0 i386 Brother Inkjet Printer Driver
ii printer-driver-brlaser 3-5~ubuntu1 amd64 printer driver for (some) Brother laser printers
ii printer-driver-ptouch 1.4-1 amd64 printer driver Brother P-touch label printers