Introducing the GSM Multi-Household Outdoor Unit Model B502! We, as a factory, are delighted to present this exceptional product. Designed to provide convenience and efficiency, this unit is perfect for multi-household usage. With its advanced features, it ensures seamless connectivity and outstanding performance. Crafted with precision and utilizing the latest technology, our B502 guarantees superb durability and functionality. Experience the ultimate outdoor unit that embodies quality and innovation. Trust our factory-made products to enhance your outdoor connectivity needs.