If you have Telecentro cable it's on channel 40. Also don't forget the undercard title fight of Lucas Matthysse vs Danny Garcia.
Lucas Matthysse is the home town favorite. He is from Trelew in the Chubut province. He is know as a heavy hitter.
http://www.clarin.com/deportes/boxeo/buen-campeon-doble-nocauts_0_992300899.html