RV-3049-C2 32.768KHZ OPTION A TB QA RV-3049-C2 32.768KHZ OPTION A TB QC RV-3049-C2 32.768KHZ OPTION B TA QA RV-3049-C2 32.768KHZ OPTION B TA QC RV-3049-C2 32.768KHZ OPTION B TB QA RV-3049-C2 B RV-3049-C2 ON BOARD 32.768K OPT B TA QC RV-3049-C2 OPTION B RV-3049-C2-32.768kHz-OPTION-A-TA-QC RV-3049-C2-32.768KHZ-OPTION-A-TB-QA