JAEHYUN of NCT releases his first album titled The 1st Album ‘J’ following his previous single “Forever Only” and “Horizon.” This album is available in two formats: 
•    The Money Clip Ver. Contents of the album include CD, Photobook (72 pages), Polaroid (random 1 of 5), Folded Poster (random 1 of 2), Lyric Poster, Sticker (random 1 of 4) and Photo Card (random 1 of 3). Dimensions: 180 x 148 x 6 mm.
•    The J Ver. Contents of the album include CD, Photobook (144-156 pages), Whiskey Coaster (random 1 of 2), Postcard (random 1 of 3), Folded Poster (random 1 of 3), Photobook Photo, Photo Card (random 1 of 3). Dimensions: 210 x 300 x 5 mm.

Jeong Yun-o, professionally known as Jaehyun, is a South Korean singer. He is a member of the 4th generation South Korean boy band NCT and its sub-units NCT 127 and NCT DoJaeJung. This new album features tracks co-written and composed by Jaehyun himself as well as tracks sung fully in English.