The QPQ1214 from Qorvo is a Multiplexer with Attenuation 18 to 43 dB / 18 to 47 dB / 25 to 42 dB, Frequency 699 to 787 MHz, Insertion Loss 3 dB, Isolation 38 to 54 dB, Power handling 1 W. Tags: Surface Mount. More details for QPQ1214 can be seen below.