annuities with multi-year guarantees

A group of parents were discussing about annuities with multi-year guarantees. Majority of them are not well versed about the current CD-type annuity rates and would like to seek complete details and the suitability of any product from a qualified licensed insurance professional. They also want to know more about the term “Current Yield to Surrender” which expresses the annualized return on premium issued by the carrier for the duration of the surrender period. Perhaps, you know what we are talking about and could share your inputs with us.