The MN-690-1240-3-S03 from Pole/Zero is a Tunable Filter with Frequency 690 MHz to 1.24 GHz, Bandwidth 16.5 MHz, Insertion Loss 5 dB, Supply Voltage 3.135 to 3.6 V, Operating Temperature -40 to 85 Degree C. Tags: Surface Mount, Digitally Controlled. More details for MN-690-1240-3-S03 can be seen below.