Ceramic filters, diplexers and duplexers are widely used in many 2G, 3G, 4G, 5G and land mobile radio systems due to their small footprint and superior stablility.. Excelwave offers these passive devices in the range of 380-6000MHz, even extends to lower and higher freqeuncy ranges. Most of these devices are custom designed and fabricated for specific frequency bands, power rating, isolation and out of band rejection requirements. Please always check with your representive at Excelwave, or email sales@excelwavetechnologies.com for the optimum solution.