Canon CANON INC. headquarters 30-2, HIROSHIMA 3-SOME, OH TA-KU, TOKYO 146-8501 JAPAN PHONE : (0313758-2111 FCCI/IC Notice Wireless File Transmitter -W FT-E2 IIA Instruction Manual for Use With EOS~1D Mark IV, EOS-1D Mark lll, and ES-1Ds Mark lll + Operating Precautions for Wireless in USA and Canada. Outdoor use is prohibited in 5150 5250MHz frequency band (36 48ch). This Wireless File Transmitter may only be used indoors when operating in the following modes and in the 5150 5250MHz frequency band.