f(x) reveals Victoria & Sulli’s teaser photos for "Electric Shock"

After announcing their upcoming comeback and revealing member Krystal‘s teaser photo, f(x) has unveiled Victoria and Sulli's teaser photos for "Electric Shock". Victoria (above) is wearing blue colored contacts, with a hat covering some of her face. Sulli (below) is sporting cheetah print sunglasses, with various colors of highlights in her hair.

The title track of the album is titled "Electric Shock", is reported to be an energetic and rhythmical electronic-dance tune with an addictive chorus. The song compares the emotions associated with falling love to getting "electric shocked".

"Electric Shock" will be available to purchase worldwide on June 10th. Check out both of the teaser photos.