Former X1 members Lee Han Gyul and Nam Do Hyun are here to show how much they've matured, as they get ready for their duo debut as H&D. 

In their latest set of concept photos for their debut mini album 'Soulmate', Lee Han Gyul and Nam Do Hyun pose in subdued, warm brown tones, hinting at a different image and sound from their X1 promotions. 

H&D's debut with their 1st mini album 'Soulmate' and title track "Good Night" is set for this coming April 21!