[Chip solution]：nRF5340

[Support protocol]：BLE 5.2

[Communication distance]：170m

[Product size]：16.0*16.0mm

[Introduction]：E83-2G4M03S is a small and low-power Bluetooth module developed by EBYTE. It uses the nRF5340 RF chip imported from Nordic Company and supports Bluetooth BLE5.2; The chip has a dual core high-performance ARM CORTEX-M33 core, uses 32M industrial crystal oscillator,and has rich peripheral resources such as UART, I2C, I2S, high-speed SPI, QSPI,USB, ADC, DMA, PWM, PDM, etc; It also supports ZIGBEE, Thread,NFC, ANT, 802.15.4 and 2.4 GHz proprietary protocols.