Product Name：Holyiot-19047-nRF52832+PA Module

Model: Holyiot-19047
Chip: Nordic nRF52832
PA Chip: RFX2401C
Size: 17.8 * 15.2 * 2.6mm
Antenna: IPX Antenna
Bluetooth Version: 5.3
Communication Distance: 0 ～ 250m
TX Power：0dBm ～ +22dBm
Transmission speed: 2Mbps / 1Mbps
Processor: 64MHz Arm Cortex-M4
Storage size: 512/256KB Flash + 64/32KB RAM
Communication Protocol: Bluetooth Low Energy / Bluetooth mesh / NFC / ANT / 2.4GHz proprietary