Hypertec SNS-4GBSR-1X041RY-HY memory module 4 GB DDR3 1600 MHz

A Cisco equivalent 4 GB DDR3 SDRAM 1600 MHz ( PC3-12800 ) from Hypertec Note: Hypertec CISCO equivalent memory is functionally equivalent to the CISCO product, but may demonstrate a warning message with respect to unestablishable identity, or invalid FR