This document provides product information and specifications for the Kaelus DBC2037F1V1-1 broadband diplexer. It combines lower frequency bands of 698-960 MHz with higher AWS/PCS bands of 1710-2170 MHz. Key features include integrated AISG modem and monitor port, auto select DC/AISG pass, and lightning protection. Specifications include insertion loss, return loss, isolation, phase and group delay variation, power handling, and environmental ratings. Diagrams show the electrical and mechanical design, including connectors, dimensions, weight and mounting options.