Banner Engineering DX80N2X1S-P14 NB Networking Modules DX80 Performance 2.4 GHz Node 65 mW; Internal Battery (battery Sold Separately) External Antenna; Input: 1 Configurable Discrete, 1 Analog Voltage (configurable to current), 1 Thermistor, 1 Asynchronous Counter; 1 Switch Power Output