HY-40R204 integrates all features required for a Bluetooth Low power aplication ，which is a highly integrated Bluetooth 5.0 module targeted for low power Smart Devices and loT applications. HY-40R204 also provides 10 programmable GPIO for low power product applications and provides selection of PCB antennas, ceramic antennas, IPEX, wire antennas.

HY-40R204SICC is suitable for ultra-small product applications, providing 10 available GPIO, customers who can use the program space that comes with the chip to develop single-chip applications.

HY-40R201 integrates all features required for a Bluetooth Low power aplication ，which is a highly integrated Bluetooth 5.0 module targeted for low power Smart Devices and loT applications. HY-40R201 also provides 31 programmable GPIO for low power product applications and provides selection of PCB antennas, ceramic antennas, IPEX, wire antennas.

HY-42R201PC is based on a CC2642R chip design that highly integrates Bluetooth low-energy radios, stacks, configuration files, and applications into one SoC, eliminating the need for external MCU. The module also provides a flexible hardware interface for sensor applications.