Peace, mercy, and blessings of God be upon you.. For sale is the STC router, the famous H155-381 model. The device is known for its strength and stability in signal reception, and it has been modified to operate at its highest possible efficiency and speed. Device Specifications and Details: Unlocked: Supports all SIM cards and networks (STC, Zain, Mobily). Modified for External Antenna: Modified with professional connectors for external antenna (MIMO) connection. It is excellent for those suffering from weak indoor signal and wanting to achieve the highest speed. 5G: Speeds up to 3600 Mbps download (DL) / 500 Mbps upload (UL). Wi-Fi 6: Speeds up to 3000 Mbps, with dual-band system and auto-selection feature (Dual Band Auto-Selection). Antenna: 5G NR High Gain Antenna, with a peak gain of up to 11dBi. Game Turbo: Allows you to get a stable and high-speed Wi-Fi for online gaming. Operating Options: If you don't want to use an external antenna, I can revert the router to its original internal antenna, and it will function 100% normally. Condition: The device is very clean and guaranteed upon inspection (like new). 📦 Accessories: Router Original adapter