Audio processing method, apparatus, and system

An audio processing system comprising:

• an electronic device;
• a wireless headset configured to establish a first wireless connection with the electronic device;
• and
• a charging case configured to:
• establish a second wireless connection with the wireless headset;
• collect a sound signal;
• generate first audio data;
• and
• send the first audio data to the wireless headset,
• wherein the wireless headset is further configured to perform audio effect processing on the first audio data to obtain second audio data,
• wherein the electronic device is further configured to send third audio data to the wireless headset, and
• wherein the wireless headset is further configured to:
• perform audio mixing processing on the second audio data and the third audio data to obtain fourth audio data;
• and
• play the fourth audio data.

A charging case comprising:

• a microphone configured to collect a sound signal;
• an audio system coupled to the microphone and configured to generate first audio data based on the sound signal;
• and
• a wireless communication system coupled to the audio system and configured to:
• establish a first wireless connection to a wireless headset;
• and
• send the first audio data to the wireless headset.