The MXC1812D6425B4W1PN-01 from Dyne Tech is a Quadplexer with Attenuation 20 dB, Frequency 10 to 8500 MHz, Frequency1 10 to 1600 MHz, Frequency2 2025 to 2120 MHz, Frequency3 2200 to 2290 MHz. Tags: Module With Connectors. More details for MXC1812D6425B4W1PN-01 can be seen below.