The ERDCHS1-450P37G90N from Excelwave is a RF Repeaters with Uplink 450 to 455 MHz, Downlink 460 to 465 MHz, Output Power 37 (UL), 33 (DL) dBm, Power Consumption 230 W, Gain 90 dB. Tags: Singleband. More details for ERDCHS1-450P37G90N can be seen below.