K3 and BOSE Companion 2 SeriesIII

[LA6SK]

My K3 and KPA500 and KAT500 works OK with BOSE Companion 2 SeriesIII speakers with no RFI from 160-6m.
But does anybody know if the speakers will work OK with 13.8VDC in stead of 12VDC?

73 Borre/LA6SK