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INTRODUCTION
Icom and the Icom logo are registered trademarks of Icom Incorporated (Japan) in Japan, the United States, the United
Kingdom, Germany, France, Spain, Russia, Australia, New Zealand, and/or other countries.
3M, PELTOR, and WS are trademarks of 3M Company.
The Bluetooth
®
word mark and logos are registered trademarks owned by Bluetooth SIG, Inc. and any use of such marks
by Icom Inc. is under license.
Other trademarks and trade names are those of their respective owners.
Thank you for choosing this Icom product.
This product is designed and built with Icom’s state of the art technology and craftsmanship.
With proper care, this product should provide you with years of trouble-free operation.
IMPORTANT
Thank you for choosing this Icom product.
FIRST, CAREFULLY READ INSTRUCTIONS that is
included with the transceiver.
SAVE THIS INSTRUCTION MANUAL— This instruction
manual contains additional important operating instructions
for the transceiver.
NOTE:
• This instruction manual is based on the IP501H
Version 1.37, the IP503H Version 2.17, and the
IP504H Version 1.00.
• The explanations in this manual assume that the
registration to the system has been completed. Ask
your system manager for details.
• Communication throughout the Coverage of LTE (4G)
and 3G Network
• Simultaneous TalkListen Function for Full-Duplex
Communication
• Multiple User Communication
• Priority Interrupt Calling
• Text message reception and preprogrammed message
transmission
• IP67 Dust-Tight and Waterproof
FEATURES
Icom is not responsible for the destruction, damage to, or performance of any Icom or non-Icom equipment, if the
malfunction is because of:
• Forcemajeure,including,butnotlimitedto,res,earthquakes,storms,oods,lightning,othernaturaldisasters,
disturbances, riots, war, or radioactive contamination.
• The use of Icom transceivers with any equipment that is not manufactured or approved by Icom.