The Model PH702CHS High Security Oversized Handcuff is intended for high risk prisoner restraint and transport situations. The Model PH702CHS incorporates Peerless Model PH702C oversized handcuffs and Medeco high security lock cylinders. In addition, the Model PH702CHS has a restricted key control system to prevent unauthorized key duplication. Multiple sets can be ordered with two different key options. The locks on each set can all be keyed alike or each set can be keyed different. Other features include double lock capability and profiled edges to reduce risk of tissue and nerve injuries. The Model PH702CHS comes with two keys, two double lock activators, and a lifetime warranty for manufacture defects.