Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_name_92 (voltage VARCHAR, release_date VARCHAR, frequency VARCHAR)

### Question ###
what is the voltage when release date is june 2001 and frequency is 1.13ghz?

### Accurate SQL ###

SELECT voltage FROM table_name_92 WHERE release_date = "june 2001" AND frequency = "1.13ghz"