Comparison : Item # UBA-R4R-D14-4D(LF)(SN), UB Series 30 milliohm (m?) Maximum Initial Contact Resistance Universal Serial Bus (USB) Conforming Connector
Item # UB-M5BR-DM14-4D(LF)(SN), UB Series 50 milliohm (m?) Maximum Initial Contact Resistance Universal Serial Bus (USB) Conforming Mini-B Type Connector