The 1600AT45A0040 from Johanson Technology is a Antenna with Frequency 1.57 to 1.58 GHz, Gain -2.0 to 0.5 dBi, Power 2 W, Operating Temperature -40 to 85 Degree C, Storage Temperature 5 to 35 Degree C. Tags: Chip, Ceramic. More details for 1600AT45A0040 can be seen below.