Stack up to 750 sheets in the autofeed tray for automatic shredding of letter and legal size sheets. The 750X is a super cross-cut (Level P-4) shredder. The paper chamber locks during shredding, and can only be opened with a 4-digit PIN. It will unlock automatically when shredding is complete. Power save mode engages after 2 min. of inactivity. Additional features include Intelligent Auto+ Jam Clearance, which automatically reverses and re-feeds papers to clear jams, Intelligent SelfOil to automatically lubricate cutters, and Intelligent Self-clean to keep cutters clear. The 750X shredder is continuous duty and has a manual feed slot for up to 12 sheets. Non-stop Jam Free technology helps prevent jams when shredding manually. A credit card can be shredded by placing it between the autofeed rollers and shutting the lid. DVDs/CDs can be shredded through a separate slot in the autofeed tray. 31-gallon bag frame (Bags sold separately - #1765032) 2-year warranty with on-site service.