COFE CF-4GVL037 with calling feature you just have to connect your landline cable with the device and start calling, It is an integrated 4G LTE router with a built-in SIM card slot, all you need to do is insert a SIM card and turn on the COFE CF-4GVL037. A landline receiver is free with the device. Enjoying fast, stable Wi-Fi on a 4G LTE network has never been easier. Take full of advantage of your cutting-edge 4G LTE network, which can achieve download speeds of up to 300Mbps. The COFE CF-4GVL037 shares your 4G LTE network with multiple Wi-Fi devices, so you can enjoy uninterrupted HD movies, rapid file downloads, and smooth video chats. It is also fully compatible with FDD-LTE and TDD-LTE, which are supported by most operators around the world. The CF-4GVL037 offers unmatched convenience and versatility. Whether you’re at home or working in a remote location, the COFE CF-4GVL037 is the perfect solution. Just plug it in to boost on-site productivity and stay connected in a diverse range of environments. From the exhibition center to the RV, the COFE CF-4GVL037 always has you covered. The COFE CF-4GVL037 can easily share a 3G/4G connection with up to 32 wireless devices, such as tablets, laptops and mobile phones at the same time. The LAN port is also ready to provide internet for wired devices like desktop computers.