Formax FD 6100; Low-Volume Folder/Inserter; Hopper Capacity: Up to 100 sheets in each sheet feeder (20#); Up to 100 inserts/BREs in the insert feeder; Up to 100 outgoing envelopes; Fixed Speed: Up to 23 pieces per minute; Duty Cycle: Up to 3,000 per month; Paper Size: 5.875 - 8.875 W x 3.125 - 14 L; Insert/BRE Size: 5.875 - 8.875 W x 3.125 - 4.125 H; Outgoing Envelope Size: 8.75 - 9.5 W x 3.5 - 4.875 H; Dimensions: 24.2 L x 16.5 W x 20.7 H; Weight: 88 lbs; Power: 120 Volts AC 50/60 HZ; Certifications: UL approved.