At least one of the first and second extensions is configured as a resilient member configured to make electrical contact with {HEAD ~ a contact pad} of {TAIL ~ the insertion member} 
At least one of the first and second extensions is configured as a resilient member configured to make electrical contact with { HEAD ~ a contact pad } of { TAIL ~ the insertion member }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL