7cn7°CN is the seventh mini-album by South Korean pop-rock idol band CNBLUE.It was released on March 20, 2017, under FNC Entertainment and distributed by LOEN Entertainment.It was alsoUni SA-7CN Ballpoint Pen Refill - 0.7 mm - Black · Uni SA-7CN Ballpoint Pen Refill - 0.7 mm - Black · Uni SA-7N Ballpoint Pen Refill - 0.7 mm