What is the fine-grained topic of the following text: Ahead of the rumored launch of Verizon’s Optimus Vu variant known as the LG Intuition 4G on the U.S. carrier’s 4G LTE network, manufacturer LG has just announced the Optimus Vu II for the South Korean market. Only return the topic.
Announcement of LG Optimus Vu II for the South Korean market