Updated 31 Oct 2016


Baby Watch app + Digital Wireless Baby Video Monitor BW 3451R

Snapshot: The Uniden Baby Watch app (used with the Uniden Digital Wireless Baby Video Monitor BW 3451R) is an audio and video baby monitor with plenty of features. But how well does it perform?

Baby Watch app + Digital Wireless Baby Video Monitor BW 3451R
Consumer score
Avg price



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Test results

Overall score
Ease of use

Good points

  • Audio and video app for use with selected Uniden baby monitors.
  • Excellent at detecting and reproducing soft sounds.
  • Very good sound range through indoor walls.
  • Easy to set up and use.
  • Has night light.
  • Has room temperature monitor (with alarm).
  • Has "talk to baby" function.


  • Baby unit doesn't run on batteries (so can’t be used outdoors).
  • No movement sensor.

How we test

Overall score includes:

Audio/video monitors:
Picture performance (30%)
Sound performance (40%)
Ease of use (30%)

Audio-only products:
Sound performance (70%)
Ease of use (30%)

Performance assesses:
Sound range (how well it transmits through indoor walls).
Sensitivity and sound quality (whether the baby unit picks up soft sounds and how well the parent unit reproduces them).
Picture quality (of video monitors).

We also check for interference from a microwave or a digital cordless phone – and whether the monitor causes interference in a TV or a digital cordless phone.

Ease of use assesses:
The size and clarity of the labels, indicators and controls.
How easy it is to operate the controls and set up the unit.

Prices are from a November 2017 survey.

Key data


Avg price


Audio & video app (used on smartphone instead of parent unit)
Battery on baby unit
Battery low indicator


Video monitor
Movement sensor
Room-temperature monitor
Sound indicator lights
Night light
Portable parent unit
Belt clip
2-way audio communication (talk to baby)
Plays a tune/s (e.g. lullaby)

More Info

Also tested using smartphone Baby Watch app.