Control flashes with the built-in wireless X system, compatible with camera flashes, outdoor flashes, and studio flashes. Also controls original Nikon flashes when used with an X1R-N receiver, offering broad application for Nikon users. Fully supports TTL auto flash, 1/8000s high-speed sync, multi flash, manual flash, flash exposure compensation, TCM transformation function, magnification, single & multi-shot settings, group modeling lamp control, and group zooming. Adjust all groups with ease. Lightweight design for excellent portability. Supports Type-C USB firmware upgrades and wireless triggering via a 2.5mm sync cable jack. Features 16 groups and 32 channels for wireless control and triggering. Add 01 to 99 wireless ID settings for interference-free operation, ensuring triggering only when master and slave units share the same channel and wireless ID. An extra-large LCD panel, 5 group buttons, and 4 function buttons provide convenient operation. Compatible with multiple flashes and camera models.