Looking for some refinance advice, anything is appreciated

I currently have a 7.25 interest on a 342k loan for a home, mortgage payments are 3,153 looking to refinance broker game me a 5.6 interest rate with mortgage dropping down to 2,814 with a 339 monthly savings, It will cost me 7k out of pocket to refinance, want to know if this is a good deal or will it be worth to wait and see if it interest rates will continue to drop ?