4G LTE Router: working band: LTE CAT4, FDD: B2/ B4/ B5/ B12/ B13/ B14/ B66/ B71, WCDMA: B2/ B4/ B5; Dual sim card slot, use this cellular router with any mobile carriers that using the same frequency bands; Equipped with complete functions, it is applied in various industries and applications, suitable for family, business, outdoor, industry. Industrial Design & Wide Coverage: Industrial rugged metal casing, compact size for mass deployment; Transmission Distance can reach to 80 meters; Featuring both panel and DIN-rail installation.Working Temperature -4 to 158 (-20 to 70), Working Voltage DC 9V to 36V, works well even in harsh environments