League One club Sunderland have signed defender Callum McFadzean on a free transfer.
McFadzean departed Plymouth Argyle earlier this summer, having scored five goals in 30 appearances during a one-year spell with the Pilgrims.
He came through the youth ranks at Sheffield United and has had stints at Kilmarnock, Guiseley and Bury.
Find all the latest football transfers on our dedicated page.