According to SonyERumors, Sony has just registered a new camera code “WW942051” in China. This camera code has 5.8GHz Wi-Fi as recently announced Sony a7R IV(B&H Photo Video/Adorama/Amazon), and this camera is registered by Sony Japan. This means WW942051 will be another high-end model from Sony: a9 II or a7S III or a7000 or RX1R III ? Stay tuned.
Currently, there are a total of 3 unannounced Sony camera codes got registered, so we are going to see at least three new Sony cameras in next 1-2 months.