How many phone numbers can a telecom 4G card hold?

The function of UIM(UserIdentityModule) card is similar to that of SIM card used in GSM mobile phone. It can be used for user identification and communication encryption in CDMA mobile phones, and can also store personal information of users such as telephone numbers and short messages. UIM/ UTK capacity summary: UIM/UTK card production year phone book storage capacity 32kcdma2002 801532kcdma20021501532kcdma2003 2004 064kkutk card February 2007125050. 128KUIM card phone book consists of four sub-phone books: UIM phone book 1, UIM phone book 2, UIM phone book 3 and UIM phone book 4; Each directory stores 250 telephone numbers, and * * * forms a super directory * * * stores 1000 telephone directories. Use the phone number function of the mobile phone to store the phone number in the card. At present, only 250 phone numbers can be stored in the phone book. When 250 phone numbers are full, you must use the UIM card application menu super phone book management switching phone book function to switch another non-empty phone book to the current phone book, so as to continue to use the phone number function of the mobile phone to store more than 250 phone numbers in the UIM card. 2. There are two ways to store 1000 phone books: use the phone book function on the mobile phone to add the phone number record to the UIM card. Use the phone book function to add phone number records to UIM cards. After adding 250 phone records, use UIM card application menu super directory management to switch the second/third/fourth directory to the current directory, and then 250 phone records can be added. Four directories * * * can store 1000 numbers. Using the UIM card application menu super directory to increase the function of repeated recording, UIM card can store 1000 phone books. 3. The method of browsing all phone books on 1000 card is as follows: insert UIM card 128 kevdo into the mobile phone to start it; Enter the Tianyi menu and enter the UIM card application menu; Select UIM card application super directory menu; Select UIM card to browse through the Hyperdirectory menu; Select UIM card, apply the super directory menu, and browse all directories (select browse all directories to browse the number data in all cards, reaching 1000). The storage capacity of phone book and SMS of UIM card and UTK card is related to the card manufacturer and production year, and the UIM cards produced by different manufacturers in different years have different capacities. For more service benefits, click on "official website" customer service 38 below to answer your questions.