CLJ 8550 dn / CLJ 8550-dn / CLJ 8550dn / CLJ-8550 dn / CLJ8550 dn / CLJ8550dn / Color Laser Jet 8550 dn / Color Laser Jet 8550-dn / Color Laser Jet 8550dn / Color Laser Jet-8550 dn / Color Laser Jet8550 dn / Color Laserjet 8550 dn / Color Laserjet 8550-dn / Color LJ 8550 dn / Color LJ 8550-dn / Color LJ 8550dn / Color LJ-8550 dn / Color LJ8550 dn / ColorLJ8550dn