This is a recording of the Periscope Michael Pope made on the 14th June 2015. Follow him on Twitter and Periscope @Michael_Pope and also check out his Tumblr michaeldeanpope.tumblr.com.
I think its the high strung strings he is using. something along these lines daddario.com/DADProductDetail.Page?ActiveID=3769&productid=71&sid=1291f4dc-0246-4f65-a94c-b26ee0ba91ab