Software and configuration:
https://www.juniper.net/documentation/en_US/junos/topics/concept/lte-interface-overview.html
Hardware:
SRX Mini PIM | SRX-MP-LTE-AE | Interface Module | SRX300; SRX500 | Standalone Fixed SYS/FRU | 4G / LTE MPIM support 1-5, 7-8, 12-13, 20, 25-26, 29-30, 41 LTE bands (for Americas and EMEA) |