ID1 series SIM card sockets with a slim, miniature design. These ID1 series SIM card sockets feature a slide lock system which allows the SIM card to be inserted easily and locked securely in place. A polarizing boss prevents the SIM card from being inserted incorrectly. These ID1 series SIM card sockets are suitable for use in portable terminals and equipment that use GSM Standard (11.11) plug-in SIM cards