Please be advised that this radio configuration (RC3) is not adapted for United States.
WF941 is a Down & Uplink module for the Japan region. Small size of 13 x 13 x 2.3mm, and it operates low power consumption. It is external antenna, small surface mount type (with / without coaxial connector for antenna connection).Simply operates through UART with AT commands.
End Product Certificate M_0031_9100_01
Dimensions (in mm): 13 x 13 x 2.3
Max Tx Radiated Power: +13 dBm
Rx Sensitivity: -122 dBm
Power Supply: From 1.8V to 3.6V
Tx: 27 mA
Rx: 10 μA
Idle: 2 μA
A connector for an external antenna is available