Huawei B593 is an ideal home entertainment and information exchange hub, providing multiple devices simultaneous high-speed internet access. It has Sim slots that can accommodate Standard Simcards of 4G networks i.e Safaricom, Airtel, and Telcom Networks. The Huawei B593 is also perfect for Small Office / Home Office and small businesses with its connectivity options to VOIP phone, fax, printers, and other office equipment. Able to connect via Wi-Fi and RJ45 connector Supports wired and wireless network access Supports up to 32 devices via Wi-Fi and 4 devices via an Ethernet interface. Hassle-Free, just Plug-N-Play. Friendly user interface. SIM Lock released for usage with any 3G / 4G network worldwide 2 x SMA-female External Antenna slot Unlimited operation time SIM type: Standard SIM card Wi-Fi 802.11b/g/n Built-in UMTS and WLAN high gain antenna Data, and SMS Service.