Uniden UH-052XR User Manual

VOX feature will not work without the Headset Microphone. 
Built in [PTT] of UH-052XR is temporarily disabled, however
accidental pressing of [PTT] will cause the unit to transmit briefly.

1. Press and hold 

for 1.5 secs. “VOX” icon blinks.

2. Press either [▲] or [▼] within       

10 secs. to select the desired VOX
level number (9 with the lowest
sensitivity to 1 with the highest
sensitivity). 

3. Press 

to save the selected level.

“VOX” icon stops blinking.

4. Install VOX Headset (not supplied) to UH-052XR

1. Remove SPEAKER MIC COVER.

2. Attach VOX headset mic by pushing

down jack through to the speaker mic
port of UH-052XR until it sits firmly
on the radio.

1. Remove VOX Headset from UH-052XR.

2. Press and hold 

for 1.5 secs until “VOX” blinks

3. Press [▼] repeatedly and until “

” 

displayed 

4. Press 

to save the setting. 

“VOX” icon disappears.

Cover

Headset

Mic

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