Posiflex's CR3110 Series cash drawer has a patented screw less tamper-resistant design for added security. It also has a special feature that cushions drawer slams, reducing vibration to surrounding electronic devices. With durable metal construction, the CR3110 Series is a low profile, compact drawer with high reliability and strength [MCBF 1 million open/close]. The coin and bill compartments are adjustable and a locking tray cover is available. A 3-position key lock provides additional security and convenience. A universal cable allows for use with major brand receipt printers.