USB Power Cable for Sirius XM Radio PowerConnect receivers with the red power port on the cradle and end of the power plug. This adapter can be used to power your receiver from any USB charger or computer. This cable works with the following SiriusXM Radio receivers: SiriusXM EdgeXM onyXXpressRCiXMP3iStartmate 5 (PowerConnect)Startmate 8Stratus 6