It is a "DUALSHOCK 4 USB wireless adapter" that allows you to connect DUALSHOCK 4 wirelessly and enjoy compatible applications for PCs. When this adapter is connected to the USB port of a PC on which "PlayStation 4 (PS4) Remote Play" for Windows PC and Mac that can remotely control PS4 is installed, all the functions of DUALSHOCK 4 (various buttons, analog sticks, Touch pad, light bar, motion sensor function, vibration function, stereo headphone / microphone terminal) can be used.