[Chip Solution]：DA14535

[Operating Frequency]：2.402-2.480 GHz

[Bluetooth protocol]：BLE 5.3

[Communication diatance]：250 m

[Size]：10 x 10 mm

[Product weight]： 0.4 ± 0.1 g

[Introduction]：The E104-BT52X-V5.3 is a low-power Bluetooth module based on the dialog DA14535 chip, the BLE5.3 protocol, and the IPEX-3 antenna interface. It supports Bluetooth host, slave, master-slave, and observer modes, and AT command parameter setting. It also supports low-power broadcasting, data transparent transmission, and over-the-air configuration. It can be widely used in smart wearables, smart security, smart homes, industrial Internet, smart data acquisition, and smart control.