WSJU-TV, virtual and UHF digital channel 31, was a television station licensed to San Juan, Puerto Rico. The station was owned by Aerco Broadcasting Corporation. WSJU-TV's studios were located at the IBC-AERCO building at 1554 Bori Street, Urb. Antonsanti in Rio Piedras. Its transmitter was located at Cerro la Marquesa in Aguas Buenas. During most of the 2000s, the station's programming consisted mostly of music videos until it became an affiliate of Spanish Broadcasting System's Mega TV on August 25, 2008. It was carried by Dish Network and Liberty Puerto Rico.