Wireless protocol support
Bluetooth 5.0 classic and low energy
A2DP v1.3, AVRCP v1.6, HFP v1.7,
HID v1.1, AVCTP v1.4, AVDTP v1.3,
and SPP v1.2
True wireless stereo (TWS)and three active link
High performance radio
Single-end RFIO
-93dBm in BLE 1M mode
support 250kbps, 1/2/3Mbps data rates
Tx Power up to +9dBm
MCU peripherals
2ⅹ16-bit DAC
Two-wire Master (I2C compatible), up to 600kbps; UART(RTS/CTS) with HCI-H5
protocol, up to 3.25Mbps; SPI Master, up to 24Mbps, internal QSPI connect up to
16MB Flash
AES256 HW encryption
LED drive capability
8x PWM support
USB2.0 full speed,4Eps, support host/slave mode
SD Card Host Controller supported
Four 32-bit or eight 16-bit general-purpose timers
16-bit ADC, 200 kSamples/s, 8 channels
Integrated battery monitor
Preconfigured DSP System for Hearing Aids
Up to 16 Channel WDRC
16−band Graphic Equalizer
Environmental Classification
Adaptive Noise Reduction
Feedback Cancellation
Two Directional Microphones
Development tools and software
Eclipse
Sourceinsight
ActivePerl
Compiler and Debugger