Per Darren Rovell of ESPN.com, replay review during the Pro Bowl will be conducted viareview of the play on a Microsoft Surface tablet— and with communication via Bose headphones.
That replaces the voting-booth approach the NFL has used since replay review returned well over a decade ago, with the referee examining a monitor hidden behind a curtain.

http://profootballtalk.nbcsports.com...m-at-pro-bowl/