CBSI-FM is a French-language Canadian radio station located in Sept-Îles, Quebec.Owned and operated by Société Radio-Canada, it broadcasts on 98.1 MHz with an effective radiated power of 96,700 watts (class C) using an omnidirectional antenna.The station has an ad-free news/talk format and is part of the Ici Radio-Canada Première network, which operates across Canada.