MPN OA5725R-4G Type OA5725R-4G Product Line Alcatel-Lucent Enterprise Product Name OA5725 RUGGED DC 40-75VDC, LTE GLOBAL Part Number OA5725R-4G Detail OA5725R ESR DC (40-75VDC) Industrial Router, with 4G/LTE for Global LTE at 800/900/1800/2100/2600 MHz, fallback to HSPA+/UMTS 900/2100 MHz and EDGE/GPRS 900/1800/1900 MHz. It has 6 FE switched ports and 1 WAN VDSL port which needs an activation license.