RV-3149-C3-32.768KHZ-OPTION-B-TB-QC RV-3149-C3-32.768K-OPTION-A-TB-QA RV-3149-C3-32.768K-OPTION-B-TB-QA RV-3149-C3ATAQA RV-3149-C3ATAQC RV-3149-C3ATBQA RV-3149-C3ATBQC RV-3149-C3BTAQA RV-3149-C3BTAQC RV-3149-C3BTBQA