• Sleep Sensor
  • Sleep Sensor with Bluetooth
£41.99 £59.99
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Mia is a doting Mum to the Smarthearts family and a music lover. Every day at nap time, she uses her extensive knowledge of sound to create the perfect hum that little ones can't help but fall asleep to.

Mia's height: 33cm / 13in

Why choose Mia with the Sleep Sensor?
- has 5 different white and pink noise options to choose from
- 16 volume levels to suit any baby!
- plays your chosen sound for 60 mins before gently fading out
- stays in the standby mode for 12 hours!
- reactivates your chosen white noise anytime background noise is detected
- is machine washable (after removing the Humming Heart)

Shall I go for the Bluetooth option?
If you love tech, this model is for you! All features of the Sleep Sensor model and a few extras:
- all settings can be controlled via the app on the phone
- battery indicator
- adjustable initial play time
- Alarm and Nanny mode
- photo editor

*** Mia comes included with a free gift: Humming Heart Pouch and teether/cot attachment ***

Your myHummy's personalised print is made of flock foil, certified by OEKO-TEX Standard 100 and approved for use in baby products. It does not contain PVC, plasticizers or metals. It is skin-friendly, non-irritant and does not cause allergic reactions. Its suede finish makes it soft to touch.

Washing instructions for personalised myHummy bears:  wash by hand or in the washing machine at the max temperature of 30 °C, on delicate cycle, using a mild detergent.

Free gift:

  • Attachment ring/teether
    Safely attach your bear to the cot, pram or car seat.
  • Travel pouch
    Put the Humming Heart in the portable pouch and take it wherever you go!

Chosen functions:

  • Sleep Sensor
    Reacts to baby waking up and starts playing the chosen sound again.
  • Non-stop Mode
    Play the sound continuously for up to 12 hours.
  • Bluetooth (mobile app)
    Change all the settings using your phone + photo editor with milestone cards - NEW!
  • 5 types of sound
    White noise, pink noise, rainfall, ocean waves, heartbeat
  • Gentle fade-out
    Sound fades out after 60 minutes.
  • Volume control
    Approximately 15 volume levels (depending on the chosen sound)
  • One button operation
    Change all the settings by pressing the bear's belly.

Unrivalled quality

  • Machine washable
  • Suitable from birth
  • Certified fabrics
  • Baby and toddler-safe design
  • Made in EU

Check your device's compatibility before purchase.

This white noise toy requires 3 AAA batteries (not included)

Please read the sleep safety guidelines

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