“Whatsapp is the difference between Touch Style (Ultrasonic) in black models and Touch Style in mica models. What is ultrasonic do ? Is it better Thanks”

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• The Ultrasonic Touchpad on any color Yoga 9i 14 should operate the same. The new touchpad on the Yoga 9i 14 is all one piece glass. For it to read the user's gestures, the new touchpad reads the user's finger gestures with sound waves - ultrasonic - scanning.

  Answered by Lenovo Product Expert 5 years ago

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