REALTEK is the world's leading professional IC design company.
The RTL8763B they released in 2018 is composed of a 32-bit ARM core and an ultra-low power 24-bit DSP core with high efficiency computing power, high performance audio codec, power management unit, ADC, ultra-low current RF transceiver, and smart I/O distribution controller.
This solution supports the latest Bluetooth 5.0, built-in audio decoder, and supports Hi-Res audio playback up to 24bit/192kHz, a maximum operating frequency of 160MHz, and a built-in 8Mbits Flash memory.
It is the absolute best True Wireless Bluetooth Earphone integrated solution.