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About M시그널
M Signal, a new group from FNC Music .The new group consists of members Jun Geun Hwa and Gyun Woo. They worked in music ever since 2005 but it was mostly work that didn't catch the attention of the mainstream, and now they're making their debut under a major label. M Signal was previously featured on "I Guess You Don't Know" from the Heartstrings OST back in July 2011.