[IC]:CC2640R2L
[Frequency]:2.402~2.480GHz
[Protocol]:BLE5.0
[Distance]:50m
[Size]:16*11.5mm
[Product weight]:0.8g±0.1g
[Introduction]:E104-BT51A is a serial port to ble ble slave node module that supports ble protocol version 5.0. It is small in size and low in power consumption. It works in the 2.4GHz frequency band.