National Geographic 9111400 Mode D'emploi page 17

14. Earpiece connection
The device can be used with an earpiece. The connector is located on the
top of the device. Insert the earpiece plug into the connector (2.5mm jack).
15. Battery saving function
When the device has not been used for 6 seconds, the economy mode is automati-
cally activated. This does not affect the reception of transmission and the stand by
mode is automatically re-activated as soon as a signal is detected.
16. Built-in Flashlight
Your device has a built-in light that can be used in sending light signals (e.g. morse
code) or for your lighting needs (e.g. Flashlight). Simply press and hold the
button.
17. Lock & Unlock the device
Press and hold MENU button for 3 seconds to lock or unlock the device.
18. Technical specifications
Frequency
Channel number
Sub-code
Transmission Power
Range
Battery type
400-470MHZ
8 channels
CTCSS 38
≤0.5W
Up to 6 Km in open field
3x AAA Alkaline/rechargeable batteries
EN
MENU
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