[IC]：SI4438

[Frequency]： 425~525MHz

[Power]：20dBm

[Distance]：2.0km

[Size]： 18.1*22.1mm

[Weight]： 1.9±0.1g

[Introduction]： E10-433MD3 is based on original imported RF SI4463 and operates at 433Mhz, with 100mW transmitting power, IPEX interface,Small-size,SMD type and an external shield cover which is anti-interference. with 26M crystal oscillator and stable batch production, which makes the module is suitable for various applications (especially for smart lock).