Cobra Electronics MT 550 ユーザーズマニュアル

To Talk To Another Person:
1. Press and hold the TALK button.
2. With the microphone about 5 cm (2 inches) from your mouth, speak in a normal voice.
3. Release the button when you have finished talking and listen for a response.
You cannot receive incoming calls while pressing the TALK button.
NOTE: Both radios must be tuned to the same channel and privacy code to communicate.

When You Have Finished Talking:
– Release the TALK button to receive incoming transmissions. Your microTALK

®

is always in LISTENING MODE while the

TALK or CALL buttons are not pressed.

To Adjust the Volume:
– Press the VOLUME UP or the VOLUME DOWN buttons.
A dual beep sound is used to indicate that you have reached the minimum (1) or maximum (7)
volume level.

To Alert Another Person That You Are Calling:
– Press and release the CALL button. 
The other person will hear a two (2) second ringing tone. You cannot send or receive transmissions during the two (2)
second call tone.
NOTE: Both radios must be tuned to the same channel and privacy code to communicate.

To Select a Channel:
– With the radio on, select any of the 8 channels by pushing the CHANNEL UP or CHANNEL 

DOWN button. 

You can press and hold the CHANNEL UP or CHANNEL DOWN button for fast advance.

NOTE: Both radios must be tuned to the same channel and privacy code (see “CTCSS Privacy Codes”) to communicate.

The LOCK button locks the CHANNEL UP, CHANNEL DOWN, MODE and POWER buttons to prevent
accidental operation. 
To Use the Lock Function:
– Press and hold the LOCK button for two (2) seconds to turn the Lock On or Off.
A double beep sound is used to confirm your Lock On or Off request. When the radio is in Lock Mode, 
the Lock icon will be displayed.

English

Listening

Volume Buttons

Volume Level

Call Button

Channel Buttons

Channels

Lock Button

Lock Icon

Talk Button

5 cm (2 Inches)
From Mouth