If you mean the Tenda O1 N300, it is not a 4G LTE router. It is an outdoor 2.4GHz wireless CPE used mainly for extending/transmitting internet or network signals over distance.
Tenda O1 N300 – Key Features
Wi-Fi: 2.4GHz, IEEE 802.11b/g/n
Wireless speed: Up to 300 Mbps
Antenna: Built-in 8 dBi directional antenna
Range: Up to about 500 m under suitable conditions/clear line of sight
Port: 1 × 10/100 Mbps Ethernet
Modes: AP, Station and WISP
Weather protection: IP65
Power: Passive PoE or DC