Built-in four 32-bit RISC-V CPUs @ 400 MHz.

Adopts the dedicated NNU processor, supporting INT8 200 GOPS.

Supports DDR3/DDR3L@1066 Mbps and the capacity can be expanded to a maximum
of 1 GB.

Provides various audio interfaces, and supports analog MIC, I2S, and TDM used for audio input.

Supports eMMC-based local firmware boot and USB-based remote firmware boot,1
28KB ROM, USB 2.0

Car audio

Smart appliance

Acoustic robot

Intelligent man-machine interaction

local voice wakeup

directional recognition

offline voice broadcasting