How to use the intercom?

1, press the button, you can send a message, release the button, you can answer;?

2, wireless communication equipment, no antenna installed, prohibited from transmitting;

3, hand-held radio charging can not be launched, you should turn off the power switch and then charge;?

4, did not receive the call signal, do not ask and call, can not be horizontal contact;

5, when the send and receive signals are not clear, the holder can change their location, for the front and back, left and right, looking for the best communication position; driving car radio can be used to slow down the vehicle driving speed or stop the driving method, to enhance the sensitivity, improve the effectiveness of the call;

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6, hand-held radio within one meter from the high-power radio, is strictly prohibited, in order to prevent burned out speakers; the use of hand-held radio, to stay away from the computer, in order to avoid interference;?

7, the use of voltage range, the handheld station is generally 3.7V and 7.4V, fixed stations, car radio is generally 13.8V DC, in the use of external power supply, the use of voltage outside the range of voltage can not be used, otherwise it will damage the radio;

8, the charger of the hand-held radio can not be used for other battery charging, the radio can not be used in general batteries to prevent the "electric water". "Electricity and water" into the radio, rot radio, handheld radio batteries should not be used for other purposes.

Expanded Information:

Routine Maintenance

1, the walkie-talkie is used for a long time, the pushbutton, control knob and the case are easily dirty, please remove the control knob from the intercom and clean the case with neutral detergent (do not use strong corrosive chemicals) and a damp cloth. Use of chemicals such as stain removers, alcohol, sprays, or petroleum agents can cause damage to the surface and housing of the intercom.?

2. Hold the intercom gently and do not move the intercom with the handheld antenna.

3, when not using the accessories, please cover the dust cover (if equipped).

Baidu Encyclopedia - Wireless Communication

Baidu Encyclopedia - Walkie Talkie