HyunA and Dawn have dropped another funky teaser for their debut as a duo!

HyunA & Dawn's 1st duet album '1+1=1' is set for release this coming September 9 at 6 PM KST. The two artists, currently going on 5-years as a real-life couple, will be promoting as an official unit for the first time since going public with their relationship. 

Check out the retro arcade game teaser clip above for another groovy hint about HyunA and Dawn's upcoming album, '1+1=1'!