Using The Vs-570 As A Wireless Master Or Slave - Bolt vs-570s User Manual

Using the VS-570 as a Wireless Master or Slave

The VS-570 is equipped with advanced wireless flash functions, allowing you to fire the flash remotely while
still maintaining full TTL control. In addition, it can be set to multiple channels and groups, giving you unlimited
creative lighting possibilities.
Important terms: Here are the terms you'll need to be familiar with in order to learn how to work with multiple
wireless flash units:
Master: This can be the VS-570's master mode, the camera's built-in flash, or a dedicated wireless controller.
The master controls how the slave flashes operate in wireless TTL mode. Only one master flash is allowed in a
multiple-flash photography setting. Note that not all cameras and flashes offer master capability.
Slave or remote flash: Flash units that are not directly connected to the camera and are controlled via the
master flash or a controller are called "slave" or "remote" units. There is no limitation on the number of remote
flash units that can be used at once.
Channels: Master and slave flash units exchange data through channels. On the VS-570, four channels (1,
2, 3, and 4) are available. You can select the channel you prefer for communication between the master and
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28 Using the VS-570 as a Wireless Master or Slave