This LC Diplexer from Networks International Corporation operates at 823 - 961 MHz / 1709 MHz - 2171 MHz. It has been developed for use in receiver-transmitter systems operating in the GSM, ISM, DCS and PCS frequency bands. The Diplexer has a low Insertion loss & high Isolation and can handle up to 50 W of CW power. It is matched to 50 Ohms and has a VSWR of 1.4:1. It is available in hermetically sealed package with SMA female connectors.