Did you know that SmartEyeglass can be used as a Bluetooth headset for the host smartphone or tablet? In our new SmartEyeglass audio I/O guide, published today, you can learn how your app can send and receive audio data with the SmartEyeglass built-in microphone and speaker. This is actually done by using the Android Bluetooth Hands-Free Profile API (Android BT HFP API), much as you would for any standard Bluetooth headset.









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