The Wilson 311104 (formerly known as the 301104) Multi Band NMO Mount Antenna is an omni-directional antenna with 4.9 / 5.9 dB of gain. It is made of stainless steel and is fully weather-proof.
Non-Magnetic Option (NMO) Mount Antennas mount through the metal roof or trunk of a vehicle (drilling a hole required). NMO Mount Antennas are frequently used on police cars, fire trucks, ambulances, public utility service trucks and other dedicated vehicles.
Mounting details:
NMO antennas require a separate mount with coax cable. Installation requires drilling a hole through the roof or trunk. You can find our NMO Mount options here (sold separately).
Product options:
- NMO Antenna - 800/1900MHz (311104). This antenna covers the 800 and 1900MHz frequencies, used by 2G and 3G throughout North America
- NMO Antenna - iDEN/800/900/1900MHz (314203). This antenna also covers the iDEN and 900MHz frequencies. The iDEN frequency band is used by the old Sprint Nextel network. 900MHz is used for voice and 2G data services by many carriers worldwide.
This product can expose you to chemicals including Nickel, which is known to the State of California to cause cancer, and Bisphenol A, which is known to the State of California to cause birth defects or other reproductive harm. For more information go to 
