https://devzone.nordicsemi.com/f/nordic-q-a/3793/can-i-use-nrf51822-realize-answer-and-reject-the-call-just-like-hfpI just want to handle phone simple call event from iphone4s. How can I do? Is there any other way to do this? There are so many media key in hid profile, is there any key for this function?en-USTelligent Community 13Sat, 13 Sep 2014 21:48:31 GMThttps://devzone.nordicsemi.com/thread/13710?ContentTypeID=1Sat, 13 Sep 2014 21:48:31 GMT137ad170-7792-4731-bb38-c0d22fbe4515:7b17caa8-a4ce-4b8b-a3f7-72e7f0f43da9David Edwin<p>I suggest the you look at the <a href="https://developer.apple.com/library/ios/documentation/CoreBluetooth/Reference/AppleNotificationCenterServiceSpecification/Specification/Specification.html#//apple_ref/doc/uid/TP40013460-CH1-SW8">Apple Notification Center Service a.k.a. ANCS</a>, Unfortunately there does not appear to be any call control ability, but you need to get into the details to see what is possible.</p> <p>The CategoryIDIncomingCall is supported as a category.</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/13709?ContentTypeID=1Sat, 13 Sep 2014 14:23:30 GMT137ad170-7792-4731-bb38-c0d22fbe4515:4c5a10ca-9214-4ee6-bd91-320bb2c75d91jelly-Abel<p>I met the same problem. i have a question whether BLE(51822) can be used to simulate the HFP to answer ,reject the call?</p><div style="clear:both;"></div>