Manufacturer	Part Number	Description
MICRO CRYSTAL SWITZERLAND	RV-3032-C7	Real-Time Clock Module
MICRO CRYSTAL SWITZERLAND	RV-3028-C7	Extreme Low Power RTC
MICRO CRYSTAL SWITZERLAND	RV-3028-C8	Extreme Low Power RTC
MICRO CRYSTAL SWITZERLAND	RV-3029-C2	Real Time Clock Module
MICRO CRYSTAL SWITZERLAND	RV-3029-C3	Real Time Clock Module