Pocketwizard

1. How many PocketWizards do you need to fire a flash remotely?
2 PocketWizards
2. How does a PocketWizard transmit a signal?
Will receive a radio signal 
3. How many channels are available on a PlusX transmitter?
10 channels are available on a PlusX transmitter
4. How can you tell if a signal has been sent or received?
It glows solid red
5. What do you need to remotely trigger your camera to take a photo?

Cordxable