Noticed this on prime yesterday
Frequency band class
LAN port bandwidth
【Advanced version of Spitz (GL-X750)】Comes with the redesigned PCBA and optimized antennas to improve the 4G performance. Transfer 4G LTE signal to Wi-Fi, with sim card slot, 300Mbps(2.4G)+433Mbps(5G) WiFi networking.
【VPN CLIENT & SERVER】OpenVPN and WireGuard pre-installed, compatible with 30+ VPN service providers.
【OPEN SOURCE & PROGRAMMABLE】OpenWrt/LEDE pre-installed, unlocked open source, extremely extendable in functions, backed by software repository.
【LARGER STORAGE & EXTENSIBILITY】128MB RAM, 16MB NOR Flash, up to 128GB TF slot, USB 2.0 port, dual Ethernet ports (10/100M), with two SMA Antenna.
【PACKAGE CONTENTS】GL-X750 (Spitz) 4G LTE Mobile Smart VPN Router advanced version with 1-year limited warranty, Quectel EC25-AU 4G module pre-installed, USB cable, Ethernet cable, Adapter and user manual.