Radio modules/Dongles design manufacter

Model:N542AS

Frequency:169M,433M,868M,915M

Output Power:+27 dBm

Port:SPI

Size:30x21x3mm

Model:N542AS

Frequency:169M,433M,868M,915M

Output Power:+33 dBm

Port:SPI

Size:36x24x3mm

Model:N540AS

Frequency:169M,433M,868M,915M

Output Power:+20 dBm

Port:SPI

Size: