Has a socket for a 3.5 mm audio jack
✔Sony Alpha 7R III + Sony FE 24-70mm f/4 ZA OSS Vario-Tessar T*
✔Sony Alpha a7 III + Sony FE 24-105mm f/4 G OSS
With a standard mini jack socket, you can use the device with most headphones.
Has a socket for a 3.5 mm audio jack: is this important to you?