EVRC-B (Speech Service Option 68) is a source codec. EVRC-B operates with the same engines/rates as EVRC. EVRC-B includes a new feature of being able to operate at eight average rates or capacity operating points ranging from 4 to 8.3 kbps.
The memory and CPU details are generic Standard specifications.
For more details and information about EVRC-B optimisation, please contact us at firstname.lastname@example.org.