1. kar120c's Avatar
    Read in the tech spec that from Iphone 4s ti 5s has equipped them with an infrared sensor.
    What is means?
    04-06-2014 06:45 AM
  2. kch50428's Avatar
    It detects when you're holding the phone up to your ear...
    04-06-2014 08:28 AM
  3. kar120c's Avatar
    04-06-2014 09:30 AM
  4. kataran's Avatar
    Welcome to iMore Kar

    Some cases interfere with the sensor so avoid cheaply made ones

    iMore Ambassador -iPhone 5s
    04-06-2014 10:53 PM
  5. IAmSixNine's Avatar
    Some screen protectors can cover that sensor as well and cause it to not function properly.
    04-07-2014 12:31 PM
  6. kar120c's Avatar
    Only first quality cases for my 4s. My favourite is Speck Pixelskin HD
    04-07-2014 05:47 PM

Similar Threads

  1. Replies: 15
    Last Post: 07-31-2015, 03:18 PM
  2. New iPhone owner
    By Rancid88 in forum New to the Forums? Introduce Yourself Here!
    Replies: 29
    Last Post: 04-16-2014, 11:21 AM
  3. V 4.1.1 with iPhone 5s speech to text problem
    By iMore Question in forum Ask a Question
    Replies: 1
    Last Post: 04-06-2014, 09:03 AM
  4. iPhone 3G - AT&T 8GB in Black
    By SweetSCBerry in forum iPhone 3G Forum
    Replies: 2
    Last Post: 04-06-2014, 06:50 AM
  5. My phone is "calling"my husband when it's really not!
    By perryfamily10 in forum Ask a Question
    Replies: 1
    Last Post: 04-05-2014, 08:36 PM