Rollei Pro Radio Transmitter for Niko

Easily attached to the camera via the hot shoeUsing of up to 16 channels and 3 groupsSetting of different modes: TTL, manual, High Speed Sync, Freeze ModeRadio transmitter with 2. 4 GHzControlling with Rollei App via Bluetooth)Functions of the appAvailable for iOS and AndroidChanging of mode settings such as (TTL/manual), HSS, Freeze etc. )Creating up to 15 set ups