[Communication interface]:USB
[Operating frequency]:2.4GHz
[Bluetooth protocol]:BLE5.2
[Communication distance]:100m
[Product size]: 18.5*14.5*6.0mm
[Product weight]: 1.7g±0.1g
[Introduction]:EWM104-BT57U is a USB to
BLE Bluetooth adapter based on Bluetooth protocol version 5.2. It is
small in size, low in power consumption, and works in the 2.4GHz
frequency band. The BLE Bluetooth adapter module uses universal AT
commands and is easy and fast to operate. Bluetooth modules can be
widely used in smart wearables, home automation, home security, personal
health care, smart home appliances, accessories and remote controls,
automobiles, lighting, industrial Internet, smart data collection, smart
control and other fields.