For this lock, there are two version: one is exit by hand knob, no needing keys or card swiping to open it (single access); the other model is exit by keys or card swiping (buyirectional access) There are four models of this lock: One with ID reader 125khz, opening by knobs for exitOne with ID reader 125khz, opening by keys for exitOne with IC reader 13.56MHZ, opening by knobs for exitOne with IC reader 13.56MHZ, opening by keys for exit You can leave us a message to let us know which you prefer ID or IC (if no message is left we will send ID by default) Package contents:Lock (buyiretional access version or single access version)10pcs KeyfobsKeyMaster CardRemote Control Remote controller instructions: Programming code: 9999 When enter the programming status, please press #9999# When this is done, the LED light is green; 1.Adding extra card/tag Press 1# and swipe the card, then there is sound di di di; card registered successfully; or press 2# and put in the last six digits of the tag; 2.Deleting card/tag Press 4# and swipe the card; card deleted successfully; Or press 5# and then put in the last 6 digits of the card and press # Or to delete all users, press 90#90#; 3.Changing programming code: Press 0+#+new code#new code#(the new code is any digits from 1000 to 999999999 4.Changing lock opening code: The original code is 8888; and if the user press #8888#, the lock will open.Press 92+new code+#(the code should be any digits from 1000 to 999999999) 5.Speaker operation: Press 97+# to run the speaker and press98+# to close the speaker; After all programming, please press # to log off the programming status. Viewing the lock from inside of the room. The first one is single access lock and the second is buyirectional access lock ​For RFID tags, we have other color available as red, yellow, black, gray or green; also we could provide PVC card. Diagram picture: