[IC]：ASR6505

[Frequency]：410~490MHz

[Power]：21dBm

[Distance]：5.5km

[Size]：26* 16*2.8mm

[Introduction]：E78 series are RF transceiver module of various frequency bands designed and manufactured by Chengdu Ebyte, with long communication distance and extremely low power mode current consumption. It is a small-sized SMD type (pin pitch 1.1mm).