Sony GP-VPT2BT: B&H Photo / Adorama
Sony’s new GP-VPT2BT is now in stock and shipping with support for a9 II, a7R IV, a6600, a6100, RX100 VII out of the box. The a9, a7R III, a7 III, a6400, RX0 II will also work with it after a firmware update.