Holds up to 75 envelopes
Print professional-looking envelopes fast and conveniently
Print envelopes in varying sizes
from standard Monarch (3.9 x 7.5") to B5 (6.9 x 9.8")

• Works With The Following hp Laserjet Printers:
  4200, 4200dtn, 4200dtns, 4200dtnsl, 4200n, 4200tn
  4250, 4250n, 4250tn, 4250dtn, 4250dtnsl
  4300, 4300dtn, 4300dtns, 4300dtnsl, 4300n, and 4300tn
  4350, 4350n, 4350tn, 4350dtn, 4350dtnsl