wireless headphone with AB1526P is an advanced single-chip solution which integrates baseband and radio for intensive audio applications. It is Bluetooth 5.0 dual mode certified and supports wide band speech which is defined at HFP1.7, AAC decoder, and 2-Mic for better noise reduction and echo cancellation performance. AB1526P embeds serial flash which is more flexible for customer SW upgrading and 3rd party SW porting is supported. With optimized MCU structure, interface arrangement and better DSP algorithm, AB1526P provides higher performance and crystal voice and music quality in most of the Bluetooth audio application like Headset and Headphone. With very small BGA package type and only a few outside components, AB1526P can fit the ultra-small type headset application. AB1526P supports TWS, which can let end users have great stereo experience without wire connection.