Are you wondering if your existing DualShock 4 controller or USB headset will work with the new shiny PS5? This page details all PS4 compatible devices with PS5.
PlayStation 5 has been announced to be backward compatible with PS4 games and PSVR systems.
List of PS5 compatible PS4 device
This section details all the known compatible devices for PlayStation 4 that can be used with PlayStation 5, according to the PlayStation blog. This includes controllers, VR headsets, audio headsets and other devices.
Platinum, gold wireless headsets, and other headsets
Headsets connected via the USB port on the audio jack will work on the PS5 (although the headset companion app is not compatible with the PS5).
Special peripherals such as officially licensed racing wheels, arcade sticks and fight sticks work With PS5 games and supported PS4 games.
DualShock 4 Wireless Controller **
This only works for supported PS4 games.
PS VR, PlayStation Camera, PS Move Motion Controller, and PS VR Aim Controller **
PS VR, PlayStation Camera, PS Move Motion Controller, and PS VR Aim Controller work with PS VR games supported by PS5.