(a) Negotiate and execute an agreement with Sprint Solutions, Inc. (San Ramon, California) for the purchase of radios, cellular and wireless equipment and services to transition to the cooperative purchase agreement between Sprint and Western States Contracting Alliance (WSCA) under the State of California Participating Addendum for the term June 12, 2012 through October 31, 2016, for a not-to-exceed amount of $550,000 per year;