Increase flexibility by providing additional input capacity and reduce printer interaction by eliminating manual envelope loading with the HP LaserJet Envelope Feeders.Medium or large businesses who need to streamline business mailings and print professional looking envelopes.Features Help improve productivity and reduce printer interaction by eliminating the need to manually load envelopes. Simplifying business mailings by printing envelops quickly and efficiently with this feeder that holds 75 envelopes. Add two HP Envelope Feeders and print up to 150 professional looking envelopes at a time.