The NV9938 Tx/Rx Front-End Module (TxM) integrated with complete Power Amplifier and switch solution for 2G/3G/4G cellular terminal. The integrated PAs in the TxM support quad-band GSM850/GSM900/DCS1800/PCS1900 operation, Class 12 GPRS multi‐slot operation , linear EDGEoperation ,TD‐SCDMA HSPA bands 34/39 and TDD LTE band 39.The integrated switch in the TxM support 3P18T,two LB/MB PA RF outputs ports and 16Tx/Rx antenna switch ports. This covers all 3G/4G bands from 700 MHz to 2700 MHz ,UHB and LTE-U .