PocketWizard published the following list of countries and frequency distribution standards (as of 12.2009):
315MHz devices are only distributed in Japan.
344MHz devices are distributed in Argentina, Canada, Chile, Mexico, Panama, USA and Vietnam and are recommended to be used as well in Brazil, Colombia, Indonesia and Taiwan. They are declared to be compliant to US FCC and canadian IC standards.
433MHz devices are distributed in Australia, Belgium, China, Denmark, Finland, France, Germany, Greece, Hong Kong, Hungary, Iceland, Ireland, Israel, Italy, Malaysia, Nepal, Netherlands, New Zealand, Norway, Poland, Russia, Singapore, South Korea, Spain, Sweden, Switzerland, Thailand, UK and Yugoslavia. They are also recommended to be used in Brunei, Bulgaria, Cyprus, Czech, Egypt, Gibraltar, India, Iran, Korea, Kuwait, Latvia, Lebanon, Pakistan, Philippines, Portugal, Saudi Arabia, South Africa, Turkey, UAE, Ukraine and Uruguay. They are declared to be compliant to european CE standards.
PocketWizards from one zone are all compatible with each other, but will not work with PocketWizards from a different zone (different frequencies chosen according to optimal available radio range usages). Warranty services are limited to the zone of origin for each device.
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