The passive MMiC mixer uses GaAs Schottky diodes and a novel planar transformer on-chip balun structure. Comprehensive Frequency Conversion Solution: This module integrates multiple functionalities including frequency conversion, demodulation, phase comparison, and modulation, making it a versatile choice for various electronic applications. High Compatibility: Compatible with a range of frequencies, the module ensures reliable performance in diverse operating conditions. and Reliable: Built with high-quality materials, this module guarantees long-lasting durability and consistent performance, ideal for both professional and hobbyist projects. It can be used as an upconverter, downconverter, biphase modulator and demodulator, or phase comparator. Name:Passive double balanced mixer Gain:9db Noise figure:8dbm RF frequency:2.5-7G LO frequency:2.5-7G Colour:Green Material:PCB Package Contents: 1 * Passive Double Balanced Mixer Module Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.