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General| Brand | Retevis |
|---|---|
| Model | RA635 |
| Category | Two-Way Radio |
| Language | English |
Before inserting batteries, pull the belt clip latch away from the device.
Steps to insert 4*AAA batteries, noting polarity and replacing the cover.
Press and hold the on/off button for 3 seconds to switch the device on or off.
Use the Up/Down buttons to increase or decrease the volume level.
Battery level shown by squares on LCD; low battery flashes and beeps.
Explains reception mode, PTT to transmit, mic positioning, and channel requirements.
Press MENU to flash channel, use Up/Down to change, PTT to confirm.
Configure CTCSS/DCS codes for privacy and interference reduction.
Enable hands-free operation with adjustable sensitivity.
Automatically scan channels to find active transmissions.
Listen to current channel activity without transmitting.
Select and set one of the available call tones.
Transmit the selected call tone on the current channel.
Enable or disable the roger beep confirmation after transmitting.
Activate the LCD backlight by pressing any button except MENU.
Connect a compatible headset to the 2.5mm jack for audio input/output.
Economy mode automatically activates after 6 seconds of inactivity.
Utilize the built-in flashlight for signaling or lighting needs.
Press and hold MENU for 3 seconds to lock/unlock device buttons.
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