IOBluetoothHandsFreeDeviceDelegate
A set of optional methods for receiving status change updates and information about a connected Bluetooth hands-free phone or headset.
Declaration
protocol IOBluetoothHandsFreeDeviceDelegate : IOBluetoothHandsFreeDelegateTopics
Receiving Status Indicator Changes
handsFree(_:callSetupMode:)handsFree(_:isCallActive:)handsFree(_:isServiceAvailable:)handsFree(_:signalStrength:)handsFree(_:callHoldState:)handsFree(_:isRoaming:)handsFree(_:batteryCharge:)