AN1804 4G Intercom
Revision ARB2.8
, Apr. 2020
3
Thank you for purchasing the AN1804-4G Intercom. Please read this manual before using.
Be sure to keep this manual for future reference in case of any problem or questions.
IMPORTANT SAFTY INSTRUCTIONS
When using this Intercom, basic safety precautions should always be followed to reduce the risk of
fire, electric shock and personal injury. Please read the following before using your equipment.
1. Follow all warning and instructions on the product.
2. Unplug all the connections of product before cleaning. Do not use liquid cleaners or aerosol
cleaners. Use a damp cloth for cleaning.
3. Do not use this product near water.
4. Do not use this product near an area where there is a potential of gas leaks or near any fumes
that can be explosive.
5. Do not place this equipment near or over a radiator or any other heat source.
6. Do not overload the wall outlet or power cord where the power adapter is installed. This can
result in fire or electric shock
7. Avoid spilling liquid on this equipment and do not insert any objects through the ventilation
slots.
8. Avoid using the equipment during an electrical storm. There is a remote risk of electrical shock
from lighting.
INTRODUCTION
The 4G door station AN1804-4G is an intercom system and access control device which can be installed
at the entrance of a building, gate, fence or door. The device can operate on local 12-24 volt AC or DC
power. It enables you to speak with visitors from any location on or off the premises.
Door or gate release is activated from your phone keypad by pressing * during the conversation and can
also be activated by calling the SIM card number in the unit from an authorized phone number ( guest ).
The door unit will recognize an authorized phone ( guest ) number calling it and will not answer the call,
but will release the door or gate. This is a free call.
