Description: Envelope Feeder This unit snaps into the front of the printer or MFP and supports 85 envelopes (16 to 28 lb., 60 to 105 gsm bond) in 7?, 9, 10 and DL Sizes. Fits within height and width of the printer.Technical Information: Size (in. - H x W x D): - x - x 9.2 in. Size (mm - H x W x D): - x - x 233 mm Media Sizes Supported: 10 Envelope; 7 3/4 Envelope; 9 Envelope; DL Envelope Media Types Supported: Envelopes Paper Weight Range Supported (gsm): 60 - 105 gsm Paper Weight Range Supported (lb.): 16 - 28 lb.