A:AnswerHi RJE, Sony's commitment to customer satisfaction is our top priority. It is supported by updating the camera system software version "Ver.2.00" or later. Thank you so much for your question. And thank you for choosing Sony. - Pakorn (Sony Social Support)
A:AnswerHi Gabe, Sony's commitment to customer satisfaction is our top priority. For AX53, please use this model instead (GP-VPT1). Thank you so much for your question. And thank you for choosing Sony. - Pakorn (Sony Social Support)
A:AnswerDepends on which camera you're talking about. I know for a fact that it will work with a battery grip on the A7r4. As of now, this Bluetooth grip only works with the most current model of Sony cameras.