Notes for Better Communication OperationSpecial Warning1. Your MK 2000 GMRS radio has been designed to maximizeperformance and improve transmission range in the field. Toavoid interference, it is recommended that you do not use theunit closer than 5 feet from another unit.2. For better transmission results, keep your mouth about 2-3inches from the microphone and speak slowly in a normalvoice.3. Reverse polarity( + / - ) may cause serious damage to the unit.Make sure not to reverse the polarity( + / - ) of the batteries in thebattery compartment.251. Do not operate the transceiver unless you are licensed to do so.2. Avoid exposing the transceiver to water or extreme tempera-tures.3. Do not attempt to modify or in any way increase the output ofthis transceiver. Its output is designed to meet the legal limitsset by the FCC.4. Do not use this device or change its batteries in potentiallyexplosive atmospheres as sparks in such areas could result inan explosion.5. Turn your transceiver off wherever posted notices restrict theuse of radios or cellular phones. Facilities such as hospitals mayuse equipment that is sensitive to RF energy.26