Ringer volume is very low. Can it be adjusted louder?

Choose from four ringer volume settings (off, low, medium,
and high). With the phone in standby, press or UP or DOWN symbols . The display shows the current volume level and the handset sounds the ringer at that level. Use UP to make the ringer
volume louder or DOWN symbol to make it softer or turn it completely off.

See if this helps

Adjusting the Ringer, Earpiece and Speaker Volume

Adjusting the Ringer Volume

You can choose from four ringer volume settings (off, low, medium, and high)

separately on each handset or the base.

With the phone in standby, press or on the handset or VOLUME or

VOLUME on the base. The handset or base sounds the ringer at that level.

Use on the handset or VOLUME on the base to make the ringer volume

louder. Use on the handset or VOLUME on the base to make it softer or

turn it completely off.

When you hear the ringer volume level you want to use, stop pressing keys.

The handset or base will use the new ringer volume starting with the next incoming call.

Note: If you set the ringer volume to Off, the handset or base won't ring. Other handsets or base will ring according
to their individual settings.

On the upper left edge/side of your phone, you will find your "Volume Up/Down Keys". Use these DURING a phone call to adjust the volume of your earpiece speaker. If you don't do it during a call, you will just be adjusting the ringer volume. Hope this helps.

press the menu key and go to sounds, and you should be able to access the ringer volume and adjust from there..

Adjusting the Ringer, Earpiece and Speaker Volume

Adjusting the Ringer Volume

You can choose from four ringer volume settings (off, low, medium, and high) separately on each handset or the base.

With the phone in standby, press or on the handset or VOLUME or VOLUME on the base. The handset or base sounds the ringer at that level.

Use on the handset or VOLUME on the base to make the ringer volume louder. Use on the handset or VOLUME on the base to make it softer or turn it completely off.

When you hear the ringer volume level you want to use, stop pressing keys.

The handset or base will use the new ringer volume starting with the next incoming call.

Note: If you set the ringer volume to Off, the handset or base won't ring. Other handsets or base will ring according

to their individual settings.

Muting the Ringer (One call only)
While the phone is ringing, press /Mute or END on the handset or on the base to mute the ringer

To adjust the ringer volume:

1. With the phone in standby, press ^ or v. The display shows the current volume level and the handset sounds the ringer at that level.
2. Use ^ to make the ringer volume louder or use v to make it softer or turn it off completely.
3. When you hear the ringer volume level you want to use, stop pressing keys. The handset will use the new ringer volume starting with the next incoming call.

Note: If you set the ringer volume to Off, the handset won't ring. If you have any accessory handsets, other handsets will ring according to their individual settings.

To adjust the earpiece volume:

You can choose from six volume levels for the handset earpiece. To adjust the earpiece volume while on a call, press ^ to make it louder or v to make it softer. The handset display shows the current volume level for the earpiece.

To adjust the speaker volume:

You can choose from six volume levels for the handset speaker while on a speakerphone call. To adjust the handset speaker volume, press ^ to make it louder or v to make it softer. The handset display shows the current volume level for the handset speaker.

Note: The handset earpiece and the handset speaker have separate volume settings.

If the ringout volume is very low, then try not to select a soft, silent or low ringing tone. Try to choose a ringing tone that is loud so that you can hear your phone ringout.
Hope that was helpful?

Adjusting the Ringer Volume (From the Uniden manual)

You can choose from four ringer volume settings (off, low, medium, and high) separately on each handset or the base.

1. With the phone in standby, press ArrowUp or Arrow Down on the handset or VOLUME + or VOLUME - on the base. The handset or base sounds the ringer at that level.
2. Use Arrow Up on the handset or VOLUME + on the base to make the ringer volume louder.
   
3. Use Arrow Down on the handset or VOLUME - on the base to make it softer or turn it completely off.
4. When you hear the ringer volume level you want to use, stop pressing keys.
   
5. The handset or base will use the new ringer volume starting with the next incoming call.
6. If you set the ringer volume to Off, the handset or base won’t ring.
   
7. Other handsets or base will ring according to their individual settings.

Setting the Main Base Ringer Volume
The main base has three ringer volume settings: high, low, and off. You can change
the ringer volume while in standby mode or while an incoming call is ringing.
1) Press the ringer key.
You hear the ringer at the current volume level
([ ] High, [ ] Low, [ ] off) (if you set the
main base ringer volume to off, “Ringer off” is
announced) and it is displayed on the main base.
2) Press the ringer key repeatedly until the desired ringer
option appears.
3) The system displays the new ringer volume.

VOLUME
While talking, press the VOLUME buttons (left and right
arrows) to control the volume of the handset's earpiece.
There are four volume levels. Press the right arrow (+)
button to increase the volume level, and press the left
arrow (-) button to decrease. VOL 1 is the lowest level and
VOL 4 is the loudest.