Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
Which model has a CPU speed of 133mhz?

### Inputs:
table_name: table, columns: ['Model', 'Introduction', 'Discontinued', 'CPU Speed', 'Print speed (PPM)', 'Standard memory', 'Maximum memory']

### Response:
SELECT Model FROM table WHERE CPU Speed = 133mhz