BestGameSetups Micro USB to Micro USB OTG (On-The-Go) 12" (30cm) Data Cable 12" (30cm) Male to Male micro USB OTG Cable Plug Controllers (PS4), Keyboards, and Cameras into phone. Charge one phone with another. Easily identify OTG side (Square) vs Data/Charge Side (Round) Will only work with phones that have the OTG function.